Environmental Impact Assessment (EIA): Package 1: Road
Infrastructure Projects in Lapok/ Tinjar / Long Lama /Marudi. Project No. 3: Proposed Improvement of Existing Road from Lapok...
Technical Report · November 2023
DOI: 10.13140/RG.2.2.14248.75528
CITATIONS
0
READS
96 1 author:
Noraini Rosli Universiti Putra Malaysia 24PUBLICATIONS 277CITATIONS
SEE PROFILE
All content following this page was uploaded by Noraini Rosli on 05 November 2023.
The user has requested enhancement of the downloaded file.
PA CK A G E 1
– RO A D I N F R A S T R U CT U RE P R O J E C T S I NL A P O K / T I N J A R / L O N G L AM A / M A R U D I
P R O J E C T N O . 3 :
P R O PO S ED I M P R O V E M E N T O F E X IS T IN G RO A D F R O M L A P O K J U N C T I O N TO L O N G P U A H T I N J A R , M IR I
D IV IS IO N , S A R A W AK ( P H A S E 1 )
E N V IR O N M E N T A L IM P A C T A S SE S SM E N T R E P O R T (E I A )
O C T O B E R 2023
This page is intentionally left blank.
Project No.3: Proposed Improvement of Existing Road form Lapok Junction to Long Puah Tinjar, Miri Division, Sarawak. (Phase 1)
TABLE OF CONTENTS
Page
TABLE OF CONTENTS i
LIST OF FIGURES vii
LIST OF TABLES vi
LIST OF PLATES ix
LIST OF CHARTS x
LIST OF APPENDICES x
LIST OF ABBREVIATIONS xi
EXECUTIVE SUMMARY iii
TABLE OF CONTENTS i
EXECUTIVE SUMMARY ii
ES-1 INTRODUCTION ii
ES-2 PROJECT DESCRIPTION iii
ES-3 EXISTING ENVIRONMENT v
ES-4 POTENTIAL ENVIRONMENTAL IMPACTS AND PROPOSED ACTION PLAN vii ES-5 RESIDUAL IMPACTS AND RECOMMENDATION FOR MANAGEMENT xv
ES-6 CONCLUSION xvi
SECTION 1 INTRODUCTION 1-1
1.1 TITLE OF PROJECT 1-1
1.2 Project Overview 1-1
1.3 PROJECT INITIATOR 1-2
1.3.1 Project Proponent 1-2
1.3.2 EIA CONSULTANT 1-2
1.4 STATEMENT OF NEED 1-3
1.5 OBJECTIVES OF THE PROJECT 1-4
1.5.1 Improving Accessibility and Connectivity 1-5
1.5.2 Encouraging Social and Economic Development 1-5
1.6 LEGAL ASPECTS 1-5
i
Project No.3: Proposed Improvement of Existing Road form Lapok Junction to Long Puah Tinjar, Miri Division, Sarawak. (Phase 1)
1.7 CONFORMANCE TO GOVERNMENT POLICIES AND PLANS 1-6
1.7.1 Tenth Malaysia Plan (RMK-10) 1-6
1.7.2 Eleventh Malaysia Plan (RMK-11) 1-6
1.7.3 Twelfth Malaysia Plan (RMK-12) 1-7
1.7.4 Rural Transformation Programme (RTP) 1-8
1.8 ENDORSEMENT OF TERMS OF REFERENCE 1-8
SECTION 2 PROJECT DESCRIPTION 2-1
2.1 PROJECT LOCATION 2-1
2.1.1 Sensitive Receptors 2-1
2.2 PROJECT SIZE 2-2
2.2.1 Road Chainage (CH. 0+000 – CH. 34804.770 AM) 2-4
2.3 PROJECT SITE OPTIONS 2-5
2.3.1 CRITERIA FOR ALIGNMENT SELECTION 2-5
2.3.2 PREFERRED ALIGNMENT OPTION 2-6
2.3.3 NO PROJECT OPTION 2-7
2.4 PROJECT CONCEPT 2-7
2.4.1 Geotechnical Considerations 2-7
2.4.2 Bridge Design 2-9
2.4.3 Drainage System 2-10
2.5 PRINCIPLE PROJECT ACTIVITIES 2-11
2.5.1 Pre-Construction Stage 2-11
2.5.2 Construction Stage 2-11
2.6 PROJECT IMPLEMENTATION SCHEDULE 2-15
SECTION 3 EXISTING ENVIRONMENT 3-1
3.1 INTRODUCTION 3-1
3.2 PHYSICO-CHEMICAL CHARACTERISTICS 3-1
3.2.1 Climate and Meteorology 3-1
3.2.2 Geology, Soil Conditions and Hydrogeology 3-4
3.2.3 Topography and Terrain 3-4
Project No.3: Proposed Improvement of Existing Road form Lapok Junction to Long Puah Tinjar, Miri Division, Sarawak. (Phase 1)
3.2.4 Hydrology and River System 3-5
3.2.5 River Water Quality 3-7
3.2.6 Baseline Ambient Air Quality and Noise Level 3-12
3.3 BIOLOGICAL SYSTEM 3-16
3.3.1 Terrestrial Flora 3-16
3.3.2 Terrestrial Fauna 3-22
3.3.3 Aquatic Fauna 3-22
3.4 LAND USE 3-25
3.4.1 Existing Land Use 3-25
3.5 SOCIO-ECONOMIC AND POPULATION CHARACTERISTICS 3-25
3.5.1 Socio-Economic Profile 3-26
3.5.2 Study Methodology and Approach 3-28
3.5.3 Study Findings/Results 3-30
3.5.4 Infrastructures and Utilities 3-35
3.5.5 Awareness and Perception on the Development of the Proposed Road 3-39
3.5.6 Incidence of Communicable Disease 3-39
3.6 WASTE MANAGEMENT 3-42
3.7 TRAFFIC 3-43
SECTION 4 ENVIRONMENTAL IMPACTS AND ACTION PLAN 4-1
4.1 INTRODUCTION 4-1
4.2 STUDY BOUNDARIES / SENSITIVE RECEPTORS 4-2
4.3 IMPACTS AND ACTION PLAN DURING PRE-CONSTRUCTION STAGE 4-3
4.3.1 Impact: Land Acquisition / Mobilisation 4-5
4.3.2 Action Plan: Land Acquisition 4-5
4.4 IMPACTS AND ACTION PLAN DURING CONSTRUCTION STAGE 4-6
4.4.1 Impact: Soil Erosion 4-8
4.4.2 Action Plan: Soil Erosion 4-14
4.4.3 Action Plan: Water Quality 4-25
4.4.4 Water Quality
4.4.5 Action Plan: Hydrology / Flooding 4-36
Project No.3: Proposed Improvement of Existing Road form Lapok Junction to Long Puah Tinjar, Miri Division, Sarawak. (Phase 1)
4.4.6 Impact: Air Pollution 4-37
4.4.7 Action Plan: Air Quality 4-43
4.4.8 Impact: Noise Level 4-46
4.4.9 Action Plan: Noise Level 4-51
4.4.10 Impact: Ecology 4-54
4.4.11 Action Plan: Ecology 4-55
4.4.12 Impact: Socio-Economic and Land Issues / Health and Hygiene Issues 4-55
4.4.13 Action Plan: Socio-Economic 4-56
4.4.14 Impact: Traffic 4-58
4.4.15 Action Plan: Traffic 4-59
4.4.16 Impact: Waste Management / Storage and Disposal of Excess Materials 4-60 4.4.17 Action Plan: Waste Management / Storage and Disposal of Excess Materials 4-66
4.4.18 Impacts: Occupational Safety and Health 4-74
4.4.19 Action Plan: Occupational Safety and Health 4-74 4.5 IMPACTS AND ACTION PLAN DURING OPERATION STAGE 4-76
4.5.1 Impact: Water Pollution 4-77
4.5.2 Action Plan: Water Pollution 4-78
4.5.3 Impact: Air Quality and Greenhouse Gas Emissions 4-80 4.5.4 Action Plan: Air Pollution and Greenhouse Gas Emission 4-80
4.5.5 Impact: Noise Impact 4-81
4.5.6 Action Plan: Noise Impact 4-81
4.5.7 Impact: Traffic 4-82
4.5.8 Impact: Socio-Economic 4-82
4.5.9 Action Plan: Socio-Economic 4-83
4.6 Project Abandonment 4-83
SECTION 5 MONITORING AND AUDITING 5-1
5.1 ENVIRONMENTAL MONITORING PROGRAMME 5-1
5.1.1 Monitoring of Silt Trap Discharge 5-2
5.1.2 Monitoring of River Water Quality 5-2
5.1.3 Monitoring of Sewage Effluent Discharge 5-2
5.1.4 Monitoring of Air Quality 5-2
Project No.3: Proposed Improvement of Existing Road form Lapok Junction to Long Puah Tinjar, Miri Division, Sarawak. (Phase 1)
5.1.5 Monitoring of Noise Levels 5-3
5.2 PROJECT ABANDONMENT 5-5
SECTION 6 RESIDUAL IMPACTS 6-1
6.1 INTRODUCTION 6-1
6.2 RESIDUAL IMPACT 6-1
6.3 RECOMMENDATION FOR MANAGEMENT 6-4
6.3.1 Environmental Management Framework 6-4
6.3.2 Organisational Structure 6-4
6.3.3 Meeting and Reporting System 6-6
6.3.4 Reporting 6-6
6.3.5 Emergency Response Plan 6-7
SECTION 7 CONCLUSION 7-1
7.1 PROJECT JUSTIFICATION 7-1
7.2 POTENTIAL SIGNIFICANT IMPACTS AND MITIGATION MEASURES 7-1
7.2.1 Pre-Construction Stage 7-1
7.2.2 Construction Stage 7-2
7.2.3 Operation Stage 7-3
7.3 CONCLUSION 7-4
SECTION 8 REFERENCES 8-1
Project No.3: Proposed Improvement of Existing Road form Lapok Junction to Long Puah Tinjar, Miri Division, Sarawak. (Phase 1)
LIST OF FIGURES
Figure 1.2-1 Projects under HDA Package 1 ... 1-11 Figure 1.2-2 Location of the Proposed Alignment ... 1-12 Figure 1.2-3 Location of the Proposed Alignment for Phase 1… ... 1-13 Figure 2.1-1 Proposed Project Alignment within Marudi District Boundary ... 2-17 Figure 3.2-1 Geological Map of Proposed Alignment ... 3-45 Figure 3.2-2 Soil Map of Proposed Alignment ... 3-46 Figure 3.2-3 Hydrogeological Map of Proposed Alignment ... 3-47 Figure 3.2-4 River Crossings along the Proposed Alignment ...3-48 Figure 3.2-5 Flood Prone Area along the Proposed Alignment ... 3-49 Figure 3.2-6 Location of Water Treatment Plant (WTP) ... 3-50 Figure 3.2-7 Baseline Sampling Locations ... 3-51 Figure 3.4-1 Land Use within 3 km Radius of the Proposed Alignment ... 3-52 Figure 4.4-1(1) Soil erosion risk map ………...…...4-85 – 4-104 Figure 5.1-1 Proposed Monitoring Locations ... 5-7
LIST OF TABLES
Table 1.2-1 Project Name and List – HDA Package 1: Project 1, 3, 4, 5 & 6 ... 1-1 Table 1.4-1 Benefits of the Project ... 1-3 Table 1.6-1 Details of Prescribed Activity ... 1-5 Table 1.8-1 Terms of Reference Checklist ... 1-9 Table 2.1-1 Location of the Project Alignment ... 2-1 Table 2.1-2 Sensitive Receptors along Proposed Alignment ... 2-1 Table 2.2-1 Details of the Project Alignment ... 2-2 Table 2.2-2 Design Criteria for JKR R1 ... 2-3 Table 2.2-3 Proposed Road Design Criteria ... 2-3 Table 2.2-4 Details of the Proposed Alignment ... 2-4 Table 2.2-5 Details of the Proposed Alignment ... 2-4 Table 2.3-1 Criteria for the determination of Proposed Alignment ... 2-6 Table 2.4-1 Borehole location for Slope Analysis and Bridges ... 2-8 Table 2.4-2 Schedule of Proposed Mackintosh Probe ... 2-9 Table 2.4-3 Specification of Micro Bored Piles for Proposed Bridges ... 2-10 Table 2.5-1 Biomass from Various Forest Densities ... 2-12
Project No.3: Proposed Improvement of Existing Road form Lapok Junction to Long Puah Tinjar, Miri Division, Sarawak. (Phase 1)
Table 2.5-2 Slope Stabilisation Method ... 2-15 Table 2.6-1 Project Implementation Schedule ... 2-16 Table 3.2-1 List of Rainfall Station and Its Characteristics ... 3-2 Table 3.2-2 Characteristics of Soil Series along the Proposed Alignment ... 3-4 Table 3.2-3 River Crossings along the Project Alignment ... 3-5 Table 3.2-4 Recorded Flood Events along Project Alignment ... 3-6 Table 3.2-5 Water Intake Point and Water Treatment Plant Locations ... 3-7 Table 3.2-6 Description of River Water Quality Sampling Stations ... 3-7 Table 3.2-7 River Water Quality Parameters and Test Methods ... 3-9 Table 3.2-8 River Water Quality Sampling Results... 3-11 Table 3.2-9 Ambient Air Quality and Noise Level Sampling Locations ... 3-12 Table 3.2-10 Ambient Air Quality Parameters and Test Method ... 3-13 Table 3.2-11 Ambient Air Quality Sampling Results ... 3-13 Table 3.2-12 Schedule 4: Limiting Sound Level (LAeq) from Road Traffic ...
(For New Roads and / or Redevelopment of Existing Roads) ... 3-14 Table 3.2-13 Ambient Noise Level Baseline Sampling Results ... 3-14 Table 3.3-1 Samples of Flora Species Identified During the Sampling ... 3-17 Table 3.3-2 List of Identified Freshwater Aquatic Species ... 3-22 Table 3.4-1 Land Classification along the Project Alignment ... 3-25 Table 3.5-1 Population of the villagers’ understudy ... 3-28 Table 3.5-2 Communicable Diseases reported in Marudi District ...
(Year 2014-Year 2018) ... 3-40 Table 4.2-1 Study Boundaries/Sensitive Receptors ... 4-2 Table 4.2-2 Impact Magnitude Matrix Criteria ... 4-3 Table 4.3-1 Pre-Construction Stage EIA Matrix ... 4-4 Table 4.4-1 Construction Stage Impact Matrix ... 4-7 Table 4.4-2 Summary of Data Sources for each USLE Factor ... 4-10 Table 4.4-3 Summary of Data Sources for each RUSLE Factor ... 4-11 Table 4.4-4 Summary of R, K, C and P Values for the Project ... 4-13 Table 4.4-5 Soil Erosion Classification ... 4-13 Table 4.4-6 Summary of Soil Loss and Sediment Contribution ... 4-14 Table 4.4-7 BMPs Components for Soil Erosion ... 4-14 Table 4.4-8 Summary of TSS Concentration Impacts to Receiving Waterways ...
Evaluation Matrix Parameters ... 4-19 Table 4.4-9 Predicted Concentration of TSS for Scenario 1 and 2 ... 4-20 Table 4.4-10 Summary of TSS Concentration Impacts Magnitude Evaluation Matrix ... 4-23
Project No.3: Proposed Improvement of Existing Road form Lapok Junction to Long Puah Tinjar, Miri Division, Sarawak. (Phase 1)
Table 4.4-11 Potential Sources of Water Pollution, Receptors and Impacts ... 4-24 Table 4.4-12 Rainfall Intensity (mm/hr) for various duration (hr) ... 4-33 Table 4.4-13 Rainfall Depth (mm) for various duration (hr) ... 4-33 Table 4.4-14 Rainfall Depth (mm) for various duration (hr) ... 4-35 Table 4.4-15 Potential Air Pollution Impacts during Construction Stage ... 4-37 Table 4.4-16 Magnitude of Dust Emission... 4-39 Table 4.4-17 Summary of the Potential Dust Emission Magnitude (Step 2A) ... 4-40 Table 4.4-18 General Matrix to Evaluate the Sensitivity of Certain Area to ...
Human Health Impacts ... 4-41 Table 4.4-19 Summary of the Sensitivity of the Areas to Human Health Impacts ...
(Step 2B) ... 4-42 Table 4.4-20 Dust Emission Magnitude ... 4-42 Table 4.4-21 Risk of Fugitive Dust Impacts during Earthworks (Step 2C) ... 4-43 Table 4.4-22 Sound Pressure Levels of Typical Construction Machineries ... 4-47 Table 4.4-23 Schedule 6 – Maximum Permissible Sound Levels ...
(Percentile L10 and Lmax) of Construction, Maintenance and Demolition ...
Work by Receiving Land Use ... 4-47 Table 4.4-24 Directivity Factor and Directivity Index for Sources at Various Locations ... 4-49 Table 4.4-25 Predicted Noise Level at Receiver for Construction Equipment ... 4-49 Table 4.4-26 Predicted Incremental Noise Levels – Construction Stage ... 4-50 Table 4.4-27 Category and Method to Quantify Waste ... 4-61 Table 4.4-28 Estimated Biomass Generation ... 4-63 Table 4.4-29 Estimated Excavated Material ... 4-64 Table 4.4-30 Potential Impacts from Improper Waste Management ... 4-66 Table 4.4-31 Occupational Safety and Health Hazards and its Possible ...
Causes and Consequences ... 4-74 Table 4.5-1 Operation Stage Impact Matrix ... 4-76 Table 4.5-2 Summary of Impacts during Operation Stage ... 4-77 Table 4.5-3 Permissible Limits to be Maintained at the Existing Noise Levels ... 4-81 Table 5.1-1 Proposed Monitoring Locations for Water, Air and Noise Quality ... 5-1 Table 5.1-2 Proposed Environmental Monitoring Programme ... 5-3 Table 6.2-1 Summary of Residual Impacts during Construction and Operation Stage .... 6-2 Table 6.3-1 Roles and responsibilities during Construction ... 6-5
Project No.3: Proposed Improvement of Existing Road form Lapok Junction to Long Puah Tinjar, Miri Division, Sarawak. (Phase 1)
LIST OF PLATES
Plate 3.2-1 Rainfall station location in Sarawak ... 3-2 Plate 3.2-2 Spatial Variability of Rainfall in Sarawak ... 3-3 Plate 3.2-3 River Crossings along the Project Alignment ... 3-5 Plate 3.2-3 Water quality sampling stations ... 3-8 Plate 3.2-4 Ambient air quality and noise level sampling stations ... 3-12 Plate 3.2-5 Site condition at all sampling stations ... 3-15 Plate 3.3-1 Terrestrial Flora along he Proposed Alignment ... 3-21 Plate 3.3-2 Aquatic Fauna Found ... 3-23 Plate 3.5-1 Settlements along the Proposed Road ... 3-27 Plate 3.5-2 Interview Sessions with the Local Communities ... 3-28 Plate 3.5-3 Farm Products ... 3-32 Plate 3.5-4 Helicopter catfish or locally known as Ikan Tapah ... 3-33 Plate 3.5-5 Bagrid Catfish or locally known as Baong ... 3-33 Plate 3.5-6 House Types and Condition ... 3-34 Plate 3.5-7 Access mode to Villages ... 3-35 Plate 3.5-8 Existing Amenities... 3-36 Plate 3.5-9 Health Services ... 3-36 Plate 3.5-10 Educational Institutions ... 3-37 Plate 3.5-11 Religious Institutions ... 3-39 Plate 4.4-1 Examples of Soil Erosion and Sediment Runoff Control Measures ... 4-16 Plate 4.4-2 Examples of Skid Tank ... 4-28 Plate 4.4-3 Examples of Sewage and Sullage Management ... 4-31 Plate 4.4-4 Examples of BMPs for Hydrology/Flooding ... 4-37 Plate 4.4-5 Potential Air Pollution Impacts from Construction Activities ... 4-38 Plate 4.4-6 Examples of Fugitive Dust Dispersion Mitigation Measures ... 4-45 Plate 4.4-7 Examples of Temporary Noise Barriers and Enclosures ... 4-53 Plate 4.4-8 Examples of Traffic Management Signage ... 4-59 Plate 4.4-9 Examples of Biomass Management as Bund for Sedimentation Basin ... 4-68 Plate 4.4-10 Examples of Different Types of Waste Bins ... 4-71 Plate 4.4-11 Examples of Scheduled Wastes Management... 4-73 Plate 4.5-1 Examples of Structural BMPs for Runoff Pollution ... 4-79
Project No.3: Proposed Improvement of Existing Road form Lapok Junction to Long Puah Tinjar, Miri Division, Sarawak. (Phase 1)
LIST OF CHARTS
Chart ES-1 Waste Management Hierarchy ... xi Chart 2.5-1 Gravel Pavement Details ... 2-13 Chart 2.5-2 Reinforce Concrete Pavement Details ... 2-14 Chart 3.2-1 Annual Wind Rose Summary ... 3-3 Chart 3.5-1 Ethnic Composition in Miri District ... 3-26 Chart 3.5-2 Ethnic composition of Marudi District ... 3-26 Chart 3.5-3 Ethnic composition of respondents ... 3-30 Chart 3.5-4 Religion ... 3-30 Chart 3.5-5 Respondents’ Age Structure and Educational Attainment ... 3-31 Chart 3.6-1 Concept of IWMS based on Waste Hierarchy ... 3-43 Chart 4.4-1 Procedures of USLE Integrated in ArcGis ... 4-10 Chart 4.4-2 Simple Mixing Model Schematics for TSS Prediction ... 4-18 Chart 4.4-3 Pictorial Diagram for Skid Tank in a Secondary Containment Facility ...
(Aerial and Cross Section) ... 4-27 Chart 4.4-4 Typical Diagram of a single Skid Tank in an Open Containment Bund ... 4-28 Chart 4.4-5 Example of Wastewater Management Process Flow at Concrete ...
Batching Plant ... 4-29 Chart 4.4-6 IDF Curve at Long Pilah (Station No: 1550131RF ... 4-33 Chart 4.4-7 Annual Average Rainfall Pattern for 2015-2019 ... 4-34 Chart 4.4-7 Monthly Average Rainfall Pattern for 10 Years of Data ... 4-34 Chart 4.4-9 Waste Management Hierarchy ... 4-67 Chart 4.4-10 Pictorial diagram of excavated material reuse for embankments ... 4-69 Chart 4.4-11 Examples of waste characteristics labels ... 4-73
LIST OF APPENDICES
APPENDIX A MINUTES OF SCOPING MEETING FOR TOR APPENDIX B TENDER DRAWING DETAILS
APPENDIX C CERTIFICATE OF ANALYSIS
APPENDIX D STANDARD SURVEY QUESTIONNAIRE
Project No.3: Proposed Improvement of Existing Road form Lapok Junction to Long Puah Tinjar, Miri Division, Sarawak. (Phase 1)
LIST OF ABBREVIATIONS
APHA : American Public Health Association BMP : Best Management Practice
BOD : Biochemical Oxygen Demand
CH : Chainage
COD : Chemical Oxygen Demand CO : Carbon Monoxide
DOE : Department of Environment DO : Dissolved Oxygen
EIA : Environmental Impact Assessment EMP : Environmental Management Plan ERP : Emergency Response Plan FCC : Faecal Coliform Count
JBALB : Jabatan Bekalan Air Luar Bandar JKR : Jabatan Kerja Raya
LHS : Left Hand Side
MAAQS : Malaysian Ambient Air Quality Standard NKRA : National Key Result Area
NO2 : Nitrogen Dioxide
NREB : Natural Resources and Environment Board NWQS : National Water Quality Standards
PM10 : Particulate Matters
PVD : Prefabricated Vertical Drains R&R : Removal and Replacement RC : Reinforced Concrete RCP : Reinforced Concrete Pipe RHS : Right Hand Side
RMK-10 : Tenth Malaysia Plan RMK-11 : Eleventh Malaysia Plan ROW : Right of Way
SO2 : Sulphur dioxide SRB : Sarawak River Board SS : Suspended Solids TCC : Total Coliform Count TOR : Terms of Reference
TSP : Total Suspended Particulates TSS : Total Suspended Solids WIP : Water Intake Point WQI : Water Quality Index WTP : Water Treatment Plant
This page is intentionally left blank
This page is intentionally left blank
View publication stats
