Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area E2248 v4 SUMARY OF PLANNING ON ENVIRONMENT MANAGEMENT BRIDGES AND ACCESS ROAD TO TRUNG SON DAM I. Detail planning on environment management for each section is showed in social and environment information pages 1) Nature conditions, environment and social situations Latent risk effecting to environment of Trung Son hydrologic power plant access road is assessed following nature condition and social situation: + Stable of soil and stone on slope, surface slot: Road line is in mountain area so that slope degree is high. As site investigation result, it shows that slope degree popular i sd = 30% - 80%, particular some section there is i sd > 100%. Due to geography condition in this area is weathered sedimentary clay, schist, sandstone, that the weathered part easy to be swell, sliding and collapse slope... + Road line is designed on slope, mountain pass, high slope degree that longitudinal slope is large, huge excavation and embankment volume so that it need pay attention on stable mater. To ensure slope stable, it could apply consolidation solution in design stage and construction methods during construction stage. + It also pay attention on safety mater construction task, resident near construction site, vehicle. Construction contractors must supply methods to ensure safety during construction stage as below: Informing construction site, dangerous area, setting staff for warning, setting signboard .... + The area such as bridges, high upper slope and deep abyss ... it need pay more attention for safety mater The said above maters is showed in report (table 9.1 ­ volume 2.1) and information page (page 1). In brief, there is table on important maters: No. Important maters Effecting level to environment (Environment latent risk) In dry reason, clay surface layer in good consolidation condition, it density could be reach equivalent K=0.95. In general, slopes in dry reason are stable that no effect of erosion and sliding. In rain reason, sediment 1 Stable degree of soil and stone on clay foundation to be absorbed water so that slope, surface slot the association of clay particle disappearing, load bearing capital and association more and more reduce reaching to unstable, high risk of sliding particular dangerous for section that high slope and no covering tree. Where as water slot passing, bridge, culvert, strong water flow that could be partial erosion. Institution of Enviornmental Science and Engineer under Construction University Page 1 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area - Where as deep excavation and high embankment foundation it's high risk of erosion such as location: Km 2+947, Km 3+068.83, Km 4+090.00, Km 5+650.00, Km 5+794.00 .... - Lower side of drainage works for road 2 High risk of erosion location (latent foundation and basin that to be showed in risk) table: "List of construction work" in annex (volume 1.3) - Slope in area of approach road to bridge such as: Co Luong bridge (starting section); Quyen stream bridge Km 4+680.48, Cai stream bridge Km 6+998.829 ... - All location drainage passing road are set drainage work that ensure drainage aperture for basin. Seeing table: "List of construction work" in annex (volume 1.3) - On road line, there are 2 large bridges and 5 middle bridges. Seeing detail in table: "List 3 Water drainage rout, passing stream, of construction work" in annex (volume 1.3) bridge - On road line there set 103 drainage works with different size to meet drainage aperture of each basin. Seeing detail in table: "List of construction work" in annex (volume 1.3) - Effecting to daily activities of local people - Some households in road sides must relocation to resettlement site (Seeing detail in report on land acquisition and resettlement), that effect to living life of these household. 4 Direction and indirection effect to - Activities during construction stage such as: households and trading material transportation, noise, dust ... construction waste, special works as: stone explore, construction bridge and culvert ... are effect to surrounding resident and vehicle passing construction site. - Co Luong conjunction section (connection with nation road No.15A) it need pay attention on traffic safety mater. - Bridge approach road, high embankment, deep excavation section ... that need supply 5 Traffic safety hot pots (conjunction solution to ensure safety during construction Institution of Enviornmental Science and Engineer under Construction University Page 2 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area section, passing resident area ...) and operation stage. For example: Co Luong bridge (starting section), Quyen stream bridge Km 4+680.48, Cai stream bridge km 6+998.829 ... - Section that new road line cross old road and pass resident, it need apply methods to ensure safety for vehicle and people passing these area. - Public infrastructure is in poor condition. As follow population and public authority survey, it shown that almost households in 6 Public infrastructure (Electrical, study area are not supplied state electric water supply, irrigation ...) source, electric there is from private mini generator; water resource is mainly stream surface water. Infrastructure and public culture works are insufficient. - Almost residents in study area use stream surface water for domestic, irrigation and electric power (small size for domestic daily 7 Public resource using situation activities) - Due to in study area there is a few produce factory so that public human resource find work in other provinces. - Road line pass mountain area, a side is Ma river, other side is mountain forestry so that 8 Beauty Landscape such as there are beauty landscape and waterfall in waterfall... some location. It need give solution to take advantage of nature and construction to create fine landscape and minimize effect to nature. 9 Paying attention on safety mater - Conjunction with nation road No. 15A, such area: bridge, high slope, deep passing residents, high slope with protection abyss... work, drainage works such as bridges, culvert, approach road .... 2) Minimizing methods - Detail minimizing methods for each section, hot pot is showed in information page (volume 1.1). As below, there are main minimize effect methods to nature and social matter: No. Environment Minimizing methods In charging Institution of Enviornmental Science and Engineer under Construction University Page 3 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area pollution (in design stage) unit phenomenon - Ensuring slope design follow soil grade foundation (ensure design slope following regulation; incase high embankment or deep excavation it must take checking stable calculation). 1 - Sliding and - Revetment, protection works for high risk - Design erosion erosion locations is given in construction design consultant drawings for example of location: Km 2+947, Km 3+068.83, Km 4+090.00, Km 5+650.00, Km 5+794.00 .... - Consolidation at upper and lower of drainage works to ensure erosion protection - Design sufficient drainage system and meet technical specification such as: cross section slope, longitudinal slope, side ditch, culverts .... 2 - Erosion Seeing detail in table: "List of construction work" protection for in annex (volume 1.3) - Design road surface, - Slope of deep excavation and high embankment consultant excavation and foundation must supply consolidation works to embankment protect erosion such as: top ditch system, consolidation slope surface by planting grass or dry stone, revetment ... Seeing detail in information page ­ volume 1.1 - Design consultant need recommend employer and construction contractors ... detail construction methods for he implement requirements on public interaction as below: - Design + Employer and construction contractors must consultant 3 - Effecting to inform to local people on construction activities. - Concerned households + Applying appropriate compensation and parties resettlement policy to ensure daily life of effect people after relocation. + Workers in site to be train regulation on relation local people. It need propagate daily habit of local people to minimize effect their life and also avoid contradition - Supply sufficient signboard, painting lane paint system as in construction design drawing prepared by Transportation construction consultant company No.8 Institution of Enviornmental Science and Engineer under Construction University Page 4 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area - Supply sufficient protection works such as: retaining wall, protection rail, erosion protection work......... as showed in information 4 - Traffic safety - At conjunction with nation road No.15A, Setting - Design (traffic safety sufficient signboard, guideboard system for consultant hot pots) vehicle from directions. - At location new road line cross old road and pass resident area, it should set signal board, speed down edge system for safety purpose. - Design consultant pay attention on stable of bridge approach road and setting protection rail - Design consultant need give method to use 5 - Infrastructure existing infrastructure works in right way during construction stage. If using existing infrastructure - Design for construction purpose and ensure good consultant operation condition for transportation, it need give their reinforcement design solution such as: Upgrade access road, setting sufficient drainage system ... II. Management on construction activities - All management program, minimizing methods in order to ensure safety and prevent environment pollution due to construction activities during construction stage is said in report (volume 2.1) and information page (volume 1.1). Main and basis matters are showed as below: No. Steps during Plan on environment management Implementation construction stage (Minimizing methods) unit - Receive construction design drawing, checking and find out unclear matters, recommendation to revise document following requirement - Upgrade, construction and repair access road such as: leveling, compaction ... for construction purpose. - Supervision 1 Site preparation step - Compaction material storing ground consultant and apply methods to prevent rain water - Construction take away such as: enclose, covering contractors based on storing material. - Informing, setting signboard, guide board construction site for local people Institution of Enviornmental Science and Engineer under Construction University Page 5 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area and transport means. - Informing to local authorities construction site and time - Equipment and truck must meet requirement standards on noise, vibration and exhaust gas - when Transport material in and out construction site such as soil, stone, sand ... that must be covered by cover sheet to prevent dropping material, cleaning transportation mean when out construction site. - Construction contractors arrange staff in charge for supervision area surrounding construction site, setting safety corridor during construction time such as: retain fence for soil and stone, signboard and guard staff ... - Preventing and minimizing erosion: When excavation and remove cover layer in excavation section, it need follow construction sequence to avoid large uncovered area, noting surface drainage during construction by create surface drainage directions. + Restrict discharge excavated organic soil in to flow, they must be keep in stockpile area, prevent erosion when rain for using consolidation work after that. + For storage material that's larger than 20m3 it will cover by oil paper or other cover material when rain. +, Restrict temporary muddy and dredging soil in Ma river-valley, particular in rain reason. - Supervision +, Apply methods to direct over surface consultant 2 Construction step water flow passing soil explore area to - Construction lower position that's no culture land. contractors Excavation and uncovered area will be - Employer recover by floristic composition during 15 days after construction completion and ensure that floristic composition shall Institution of Enviornmental Science and Engineer under Construction University Page 6 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area development as before or at least full cover. - Minimizing sediment : Over water flow contain sediment will be collected in temporary side ditch along construction site and discharge into grass covering area or sediment tank (if any). Location of discharge area is at least 20m far way water resource. Sediment tanks (if any) could be set in lower position in center road or along road. Sediment will be improved impoverished and plant tree following design. - Minimizing effect to hydrological regime: Road line cross water flows (mainly water slots). After getting approved from WB, recommendation solutions to minimize effect to interrupt water flow and flood discharge capacity of Ma river should be basis for employer to setting technical specification in invitation tender document. +, Location of storing material and waste is far way water resource a safety distant at least 60m (the locations was agreed between Transportation construction consultant company No.8 and local authority. Seeing detail in annex) +, Excavated soil and construction waste are collected and transported out of construction site, river-valley to disposal site (getting agreement with local authority on location) follow instruction of supervision consultant . - Planning on environment management in disposal site and material mine: Seeing detail location in annex. +, Almost disposal sites is near by river bank, when heavy rain reason and flood appearing that raising water level could flood the sites that pollute water and take away disposal material to lower. Thus, it need recheck elevation of disposal site Institution of Enviornmental Science and Engineer under Construction University Page 7 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area and annual water level to apply measurement such as: relocation to other site, raising ground elevation of disposal site, consolidation by revetment, surrounding wall to protect erosion when rain... After completion construction, it need restore for the site such as: restoring green cover, covering organic soil layer .. +, Material mine such as: sand, stone, soil mine and concrete mixed plant are almost at right side and close with design road. Problem of locations are safety during mining material and effect to resident. Thus, it need apply measurements to ensuring safety of mining material, traffic and construction work such as: Strictly following regulation and standard on exploit material, setting safety corridor during construction stage, inform to local people on location of disposal site, construction site. Equipment in exploit processing are meet requirements in standard on noise, vibration and dust to limit effect to surrounding environment. - Environment protection and safety during exploding process: When design mine exploding near construction work, it must set safety measurement and environment protection methods during construction design stage. The following is methods to be applied to ensure safety and minimize effect to environment as below: + Ought to preparation mine exploding design document for each exploding point + Ought to preparation plan of exploding site (The document must be office store during construction period) + Ought to Design and set measurement for in case of none exploding mine, Institution of Enviornmental Science and Engineer under Construction University Page 8 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area missing exploding point .... + Ought to following safety regulations on mine exploding + Radius of dangerous area must be calculation based on site condition (for example: to small exploding the minimize radius of dangerous area is from 300m to 400m) + Exploding site must be far away from resident as regulation + Exploding direction must be to mountain wattle or none resident and far traffic road. + Ought to informing exploding time, signboard and setting warning surrounding exploding area to local people and transportation mean. + Informing to local office and people before exploding time and explain legend + Before exploding, it must be take warning explode at least 15 min, the sound of warning exploding must be huge and far away + Evacuation people and castle out of exploding area. Setting minute of completion preparation safety work for exploding. + After exploding, it must be check safety before normal operation of equipment and workers. Note: Exploding works must be meet following requirements: + Breaking soil and stone and put in right location to take advantage of transportation. + Excavation hole after exploding must form similar as design cross section in permission of aberration to minimize of repairing + Minimize of destroy slope + Crack out of boundary must be smallest Institution of Enviornmental Science and Engineer under Construction University Page 9 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area - Minimizing impacts on air environment quality: a. Measures for minimizing pollution due to exhaust emission + All transportation vehicles and mechanical construction equipments that are used must satisfy stipulated standards of Department of Registry on technical safety and environment safety. + Regular checking and periodical maintenance shall be implemented for means of transportation, machines, construction equipment working on construction site. + Quantity of vehicles in use shall be regulated so as to match time and progress of works, not increasing the density of vehicles on construction site. + Mitigation measures are simple, easy to apply, highly feasible. As vehicles and machines are tested before operation and regulated properly, amount of emitted exhaust from vehicles and machines is kept at standard allowable limit of emission to the environment b. Mitigation measures for dust pollution + Using tarpaulins to cover trucks, transporting at the right loads, preventing materials from falling onto the road during transportation. + Watering one a day during levelling or transportation of materials. Depending on the weather conditions (especially when it is sunny and windy in dry season) and traffic flow of motorized means, regular watering may be increased for road surfaces and construction plans close to temporary houses for workers and residential areas. + Strictly managing the application of water to minimize pollution in areas for material crushing and screening or concrete mixing. + The aforesaid measures can restrict the majority of dust emission due to construction works, but it is very difficult to minimize dust emission due to mining for construction or material exploitation purposes. + Covering and sprinkling during Institution of Enviornmental Science and Engineer under Construction University Page 10 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area construction and transportation are easy to apply and highly feasible - Minimizing noise impacts Appropriate arrangement and control working time of equipment is feasible and simple way to reduce noise due to resonant noise of concentrating equipment operation - Technical measures for slope stability :( Common measures) +, Arranging top ditch, drainage ditch +, Lower and unload for slope +, Soddy on slope +, Soil Improvement, gabion, geotextile, technical net... Reinforcement by masonry and +, Retaining wall - Reinforcement for drainage works: + Reinforcement by gabion. + Bamboo and wooden pipe. + Wet masonry revetment or cement mortar reinforcement for wet masonry revetment. +Reinforcing for upstream and downstream of sewer, bridge by gabion. + Seeing Specification of each measure is seen in Item 4.4.1 Part 2.1 in report - After completion construction, contractors must restore sites: Material storing site, disposal site, construction site, particular for temporary access road. - As consultant recommendation, contractors need repair sections that passing resident and was used for temporary access road. Material for repairing works could utilize surplus material form construction such as: soil, sand, stone ... and to be compaction for increasing road surface stable. The sections are: From Km3+00 to Km 4+00 under Choi village ­ Mai Hich commune; Quyen stream area from Km 4+ 680.48 3 After construction to Km 5+300, section that pass Thanh - Contractors completion and put Son people committee commune from - Construction Institution of Enviornmental Science and Engineer under Construction University Page 11 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area road in use Km9+300 to Km 10+200, section that Contractors pass Trung Son people committee commune from Km 19+500 to Km 19+900. - After construction completion, contractors are in charge to clean and clear road surface for quick put road in operation. Besides, it need propagandize local people on harm full effect of discharge domestic waste into Ma river as well as exhausting exploit Ma river resource and recommend solution to minimize effect to biological environment. - During operation stage, it need give long time, detail and suitable solution for environment protection. Project management unit coordinate with local authorities to find out environment problem and give solutions to solve problem and warning to local people. III. Public interaction plan - Due to road line pass residents that main Thai ethnic, and some of Muong, Kinh ... and other ethnic group it's certainly effect to local people life particular during construction stage. Thus, it need plan on public interaction in order to minimize the effect. Main action are showed in below table: No. Content of public Mode of interaction Unit in interaction charge - Contractors, construction contractors must inform location of construction site, working time to local people and authorities (bridge location, starting section, resident ..) - Information methods as: Setting signboard, guideboard content all necessary information on construction work; arrangement staff for guarding works.... Construction 1 - Informing activities - When carry out special works such as: contractors of construction work Exploding ... it need inform to public and apply methods to ensure safety for people Contractors and vehicle passing construction site. Institution of Enviornmental Science and Engineer under Construction University Page 12 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area - Taking interview and getting comment by issue survey sheet to local People committee commune level along road line and resident in study area on effecting of project; Directly interviewing local people; Collection data on: population, local economic status, infrastructure situation, public heath, construction activities, annual water level ...... - In order to ensure safety for workers and surrounding resident area, and smooth activities of construction site, it take technical methods as: Setting signboard system, guideboard ... supplying support works such as temporary soil, stone retaining wall or fence surrounding construction site. - Arrangement construction activities in safety way and following technical specification to avoid accident. Always checking construction site before starting work. - Training knowledge of workers to have 2 - Construction site good relation with local people, minimize Construction activities effect to daily activities of local people contractors - When carry out special works such as: Exploding ....... It must pay attention on Contractors safety matter, and apply methods that approved by supervision consultant. - Construction waste must be put in disposal site that agreement with local authorities. To avoid environment pollution, the action of free discharge waste is Un-permission . - To ensure normal operation of existing road, it's restrict storing and dropping material on road. If happen, contractor must remove and clear to maintain traffic smoothly - Restoring floristic composition, culvert land, forestry planting, irrigation system that effected by construction activities. Construction - To minimize effect environment, local contractors Institution of Enviornmental Science and Engineer under Construction University Page 13 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area 3 - Restoring after people it must restore material mine area, Contractors construction disposal site by leveling, compaction and Concerned completion recover floristic composition. parties - Compaction and leveling access road particular for sections that pass resident area as said above. - Setting signboard and guideboard system following technical specification and regulations. - At location that conjunction between old road and new road which pass resident, it - Design need supply signboard and speed down edge consultant system ...to ensure traffic safety on new - 4 - Traffic safety road line. Construction matter - Supplying sufficient protection rail as contractors following solution of design consultant to Contractors avoid cow, buffalo and cattle access road . - Concerned - Propagandize and training knowledge of parties local people on traffic safety such as: wearing helmet and no drink alcohol when traffic taking part.... IV. Environment supervision and management program Program on environment supervision is applied to ensure that all the impact of project including forecast effects and un-forecast effects will be control, the feasible feature of methods is grown up and all complaint from local social will be solve perfect. Target of program including: Checking the accurate of forecast and adjustment; Ensuring that all minimize effect methods will be carried out in stages of project and control their effects Finding out un-forecast effects Recommendation minimize effect methods to un-forecast effects 1) Environment management program a. Program on environment management during preparation and construction stage To management environment protection maters during construction stage, employer establish apartment in charge management, deploy implementation: environment ­ compensation, support and resettlement ­ settle agriculture Tasks: Management on environment protection maters during construction stage such as: Management surrounding environment, waste and prevent environment problems, implementation environment supervision during construction stage. Monitor the implementation of minimize effect to environment methods, environment control program of concerned parties. Institution of Enviornmental Science and Engineer under Construction University Page 14 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area Request construction contractor commit with employer on management of their engineers, workers that no trading, store consume, transport and exploit forestry product and hunting wild animal to encroach forest resource, strict following regulations on waste treatment, full implementation all methods to minimize passive effect in construction actions Receive feedback information on environment maters from construction contractors, local people, local authorities, local environment management during project implementation period. Consult to employer for settlement environment objects relating with project implementation process.. Coordination with local authorities and in charge parties to quickly solve environment problems. The environment problem after to be solved, employer will inform the results of treatment to concerned parties. Regular report on environment protection to state department on environment protection. b Program on environment management during operation stage. To management all maters on environment protection during operation stage, Trung Son hydroelectric plant management unit arrange staff for environment management. Task : Management on environment protection mater during operation stage such as: Management surrounding environment, management on collection and treatment waste and protect environment problem.. Monitoring the implementation of minimize effect to environment methods, environment management program, environment supervision program of concerned parties. Management on using water resource. Management on exploiting and farming aquatic product along road side (Ma river, ponds, lakes). Proposal methods for prevent environment problems would be happened during operation stage: Risk of lacking water, sliding along road line ....... Collection data, supervision all the changing of environment during operation stage. Receive feedback information on environment maters from construction contractors, local people, local authorities, local environment management during operation stage. Consult trung Son hydroelectric plant management unit for settlement objects relating environment Inform and coordination with concerned parties and local social to quickly solve environment problems. Regular report on environment protection to state department on environment protection . 2) Environment supervision program Institution of Enviornmental Science and Engineer under Construction University Page 15 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area a. Environment supervision program in preparation and construction stage Table 4.1. List of Program on environment supervision in preparation and construction stage Supervision No Parameter Location Frequency Implementation Factor I Preparation and construction stage 1 1.1 Supervision on Compensation and - Road line - Project compensation support area management and support resettlement, - unit - Compensation resettlement, settle agriculture resettlement, and resettlement settle agriculture following state settle committee regulations agriculture area 2 2.1 - Waste water Volume, hanging in - Work 4 to 5 - Consultant from worker camp middle solid, DO, Construction time/year Contractor - Waste waterBOD, COD, total N,area. - Construction from concretetotal P, coliform, - Worker Contractor mixer plant -wash material,camp. - Project Waste water fromlubricant. - Equipment management equipment Maintain and unit cleaning area repairing area - Units that - Resident arising waste - Domestic Waste water 2.2 a, Domestic solid- Supervision on - Worker 4 to 5 - Consultant waste collection andcamp. time/year Contractor treatment of - Disposal - Construction domestic solid area Contractor waste. - Resident - Project management unit b, Supervision on- Supervision on - Disposal2 time/year- Consultant construction waste disposal soil, stone area * 1,5 year Contractor - Volume ofin regulation area - Work - Construction disposal of soil- Supervision on Construction Contractor and stone duringcollection, treatment area. - Project construction road,disposal and drop management bridge, sewer. material unit - Volume of open material mine; making space, Institution of Enviornmental Science and Engineer under Construction University Page 16 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area Supervision No Parameter Location Frequency Implementation Factor access road, operation, drop and waste material 3 3.1 Air EnvironmentTotal dust PM10, A1 1 time/1 - Consultant . noise, vibration, A2 year Contractor - Survey airCO, NO2,SO2, A3 - Construction environment Pb,O3 A4 Contractor during A5 - Project construction stage A6 management A7 unit A8 A9 A10 3.2 Supervision on- 1 time/1year Consultant water PH;COD;BOD;DO; A1 * 1,5 year Contractor environment. total N;PO4; total - Construction - Supervision onFe; lubricant, A2 Contractor implementation turbid; Hanging in - Project methods tomiddle maters; A3 management minimize watercolifom. unit pollution A4 - Supervision on water quality that-PH;COD;BOD;DO A5 - supplying fortotal N;PO 4; total Fe construction lubricant, turbid; A6 worker (WaterHanging in middle resource duringmaters; colifom, A7 construction As,Cd,Hg,Cu, stage). chemical, pesticide A8 - Supervision on domestic water of A9 local people in project study area A10 3.3Supervision on- Volume. - Upper ofWater level:- Consultant hydrography - Water level. Ma river and1 time/1Contractor - Supervision on- Intensity and streams ... date* 1 year - Project the changing offrequency of flood - LocationsVolume: 2management water flow , that Watertime/month unit intensity and flow passing* 1,5 year. frequency of road flood. 4 4.1Supervision on- Type of planting- Store andConstruction- Local forest planting tree, method of disposal area stage authority plant and care. after forest - Project - Planning on longclosing, management Institution of Enviornmental Science and Engineer under Construction University Page 17 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area Supervision No Parameter Location Frequency Implementation Factor time and sensible auxiliary area unit exploiting forest.after forest - Tree planting Protection ofplanting, plan tree people. destroy forest addition -Employer forest planting for underwater area land area using for the plant and road construction - Supervision on- Supervision on - Construction- Project un -permissionexploit wood,Construction stage management action ofhunting wild animal area unit construction , trading action of worker construction worker, - Concerning - Supervision onparticular the wood parties. 4.2 transportation ofand animal in wild animal andforbidding list, vegetation out of- Strict forbidding construction areatake all out of (during pack uppacking up area construction area) 5 5.1Supervision on- Implementation Construction 2 time/year- Project heath care, safetymethod on safety site * 1,5 year management for constructionfor construction unit. worker at site. worker at site. - Project - equipment for management safety protection unit - Implementation - Local method on authority. prevention disease , frequency heath checking for construction worker and local people. b. Environment supervision program during construction stage. Table 4.2. Environment supervision program in operation stage Supervision Supervision No. Parameter Location Frequency Implementation Factor Factor II Supervision in operation stage Institution of Enviornmental Science and Engineer under Construction University Page 18 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area Supervision Supervision No. Parameter Location Frequency Implementation Factor Factor 1 - Hydrolic - Water level - Upper Ma- Volume: - Supervision supervision - Water river, 1 time/ consultant volume streams... month - Project - Flood - Locations -Water management supervision on: that water slot level: 1 unit. frequency, cross road time/ volume, month intensity ... (Monitoring 2 times/day) - One year supervision 2 - - Apply safety - Effecting- First year - Project Supervision methods for area of road of putting management on safety for workers and lineg road in use unit. workers and traffic people. (particular in - Concerned surrounding (Following location that local local people detail in part II high risk of authorities. and III) accident such - Supervision as conjunction consultant. with nation road No.15A, passing resident ...) 3 - Colour, smell, - River bed. 1 time/year Supervision Supervision taste - Lower Ma consultant on quality of pH;COD;BOD; river. - Project - surface DO, N; PO 4; - Domestic management water Fe; lubricant; water unit turbid; solid hang in water; colifom 4 - - Frequency - Slope side, - 1time/ - Project Monitoring, survey embankment, month/year management supervision topography for excavation - After unit. on erosion. locations that slope. each heavy - Employer. high rish of - Water flow rain-flood - Coordination erosion. cross road, that could with local irrigation be large people to find channel effect. out and (particular in treatment rain reason) problems in time. 5 - - Supervision - Along road - First year - Employer. Supervision on forestry line when put - Project on explore, project in management ecological hunting operation unit. environment: surrounding - Coordination Institution of Enviornmental Science and Engineer under Construction University Page 19 Plan of Environmental Management for Asscess Road and Bridge to Trung Son Damp Area Supervision Supervision No. Parameter Location Frequency Implementation Factor Factor supervision project area, with local and prevent transportation, authorities. illegal storing wild activity of animal, workers and particular local people. species in restrict list c) - Supervision - Yearly - Project 1time/year - Ecosystem - Cost for on ecosystem survey on fish effecting expert expert rent : and area - Hydrosphere is paid by Ecosystem hydrosphere in and aquatic employer and project product expert multiform effecting area - Project ecological in to find out the management project area. changing of unit species part and his development when project operation Note: - A1 : Co Me village Trung Son - A6 : Uon village Phu Thanh commune commune - A2 : Pao village Trung Son - A7 : Choi village Van Mai commune commune - A3 : Nam Thanh village Thanh Son - A8 : Don village Van Mai commune commune - A4 : Son Thanh village Thanh Son - A9 : La Dien village Van Mai commune commune - A5 : Tan Huong village Thanh Son - A10: Conjunction intersection Co commune Luong - Van Mai commune In brief: All environment matters, effecting from construction actions and minimizing methods are showed detail in report prepared by the consultant. The said above is briefly on general and basis matters. Institution of Enviornmental Science and Engineer under Construction University Page 20