Letter / Correspondence
Official written communication between project parties
Correspondence & Contract
Notice to Proceed (NTP)
Official instruction to commence work
Correspondence & Contract
លិខិតជូនដំណឹងឱ្យចាប់ផ្តើមការងារ
Contract
Legally binding agreement between parties
Correspondence & Contract
Variation Order (VO)
Change order to the original scope or cost
Correspondence & Contract
Extension of Time (EOT)
Granted extra time to complete works
Correspondence & Contract
Letter of Acceptance (LoA)
Official acceptance of a winning bid
Correspondence & Contract
លិខិតទទួលស្គាល់ការដេញថ្លៃ / លិខិតប្រគល់ការងារ
Defect Liability Period (DLP)
Period after completion during which contractor fixes defects
Correspondence & Contract
រយៈពេលធានាជួសជុលការខូចខាត
Performance Security / Guarantee
Financial guarantee provided by contractor for contract performance
Correspondence & Contract
លិខិតធានាការអនុវត្តកិច្ចសន្យា
Advance Payment Bond / Guarantee
Security provided by contractor against advance payment
Correspondence & Contract
Interim Payment Certificate (IPC)
Certificate for progress payments to contractor
Correspondence & Contract
វិញ្ញាបនបត្រទូទាត់ប្រាក់ដំណាក់កាល
Final Payment Certificate (FPC)
Final certificate issued after completion of DLP
Correspondence & Contract
វិញ្ញាបនបត្រទូទាត់ប្រាក់ស្ថាពរ
Taking-Over Certificate (TOC)
Certificate issued when works are substantially completed
Correspondence & Contract
វិញ្ញាបនបត្រប្រគល់-ទទួលការងារ
Retention Money
Percentage deducted from payments held until final acceptance
Correspondence & Contract
Liquidated Damages (LD)
Penalty fees assessed for contractor delay
Correspondence & Contract
សំណងជំងឺចិត្តនៃការយឺតយ៉ាវ
Site Logbook / Site Diary
Daily record of activities, weather, labor, and machinery on site
Correspondence & Contract
Engineer's Representative
Person delegated by the Supervising Engineer on site
Correspondence & Contract
Supervising Engineer / PMC
Consultant responsible for construction supervision
Correspondence & Contract
វិស្វករត្រួតពិនិត្យ / ទីប្រឹក្សាគ្រប់គ្រងគម្រោង
Contractor's Site Agent / PM
Contractor's representative responsible for managing site operations
Correspondence & Contract
នាយកគម្រោង / អ្នកគ្រប់គ្រងការដ្ឋានរបស់អ្នកម៉ៅការ
As-Built Drawings
Drawings reflecting the actual completed infrastructure
Correspondence & Contract
ប្លង់សាងសង់ជាក់ស្តែង (As-built)
Claim
Request for additional payment or time extension
Correspondence & Contract
Joint Venture (JV)
Association of two or more firms to execute a contract
Correspondence & Contract
Subcontractor
Party hired by main contractor to perform specific tasks
Correspondence & Contract
Force Majeure
Unforeseeable external circumstances preventing contract execution
Correspondence & Contract
Minutes of Meeting (MoM)
Official record of discussions during progress meetings
Correspondence & Contract
Non-Conformance Report (NCR)
Formal report issued when work fails to meet specifications
Correspondence & Contract
របាយការណ៍សកម្មភាពមិនប្រក្រតី (NCR)
Site Inspection Request (SIR)
Formal request submitted to engineer to inspect work
Correspondence & Contract
Mobilization / Demobilization
Setup or removal of contractor's personnel, equipment, and facilities
Correspondence & Contract
Bill of Quantities (BOQ)
Itemized list of materials, parts, and labor with costs
Procurement & BOQ
Unit Rate
Cost per specific unit of work
Procurement & BOQ
Unit Price Analysis
Breakdown showing how a unit rate was derived
Procurement & BOQ
ការវិភាគតម្លៃក្នុងមួយឯកតា
Bidding Document
Formal documentation provided to prospective bidders
Procurement & BOQ
Provisional Sum
Allowance included in BOQ for unexpected work
Procurement & BOQ
ថវិកាបម្រុងទុក / ប្រាក់បម្រុង
Lump Sum
Fixed sum paid for a specific scope of work
Procurement & BOQ
Daywork Schedule
Rates for labor, material, and equipment used on daywork basis
Procurement & BOQ
តារាងតម្លៃការងារគិតជាថ្ងៃ
Technical Specification
Detailed technical standards and requirements for execution
Procurement & BOQ
Addendum / Corrigendum
Formal modification to bidding documents before bid opening
Procurement & BOQ
លិខិតកែប្រែ/បន្ថែមឯកសារដេញថ្លៃ
Bid Security / Bid Bond
Security submitted with a bid to guarantee bid validity
Procurement & BOQ
Invitation for Bids (IFB)
Formal notice inviting contractors to submit proposals
Procurement & BOQ
ការអញ្ជើញឱ្យចូលរួមដេញថ្លៃ
Method Statement
Plan detailing how specific construction work will be executed safely
Procurement & BOQ
របាយការណ៍វិធីសាស្ត្រអនុវត្តការងារ
Quantity Surveyor (QS)
Professional responsible for measuring and estimating costs
Procurement & BOQ
Price Adjustment / Escalation
Adjustment of contract rates due to market price fluctuation
Procurement & BOQ
Pre-Bid Meeting
Meeting held with potential bidders prior to bid submission
Procurement & BOQ
Headworks
Intake or control structures at the source of a water system
Irrigation & Hydraulic
Diversion Structure
Structure to redirect river or stream flow into a canal
Irrigation & Hydraulic
Sluice Gate
Sliding gate used to control water flow level
Irrigation & Hydraulic
ទ្វារទឹក Slide Gate / ទ្វារទប់ទឹក
Spillway
Structure constructed to provide safe release of floodwater
Irrigation & Hydraulic
សំណង់បង្ហូរទឹកលើស / ស្ពៀលវ៉េ
Culvert
Enclosed channel or pipe carrying water under a road or embankment
Irrigation & Hydraulic
Box Culvert
Rectangular concrete culvert structure
Irrigation & Hydraulic
Pipe Culvert
Circular concrete or corrugated pipe culvert
Irrigation & Hydraulic
Check Structure / Cross Regulator
Structure across canal to control upstream water level
Irrigation & Hydraulic
សំណង់ទប់ទឹក / សំណង់ទប់បង្វែរទឹក
Head Regulator
Control structure at the entrance of a secondary or tertiary canal
Irrigation & Hydraulic
Offtake Structure / Turnout
Structure delivering water from canal to field channels
Irrigation & Hydraulic
សំណង់ចែកទឹក / ទ្វារចែកទឹក
Drop Structure / Drop Fall
Structure designed to drop water level safely without erosion
Irrigation & Hydraulic
សំណង់ទម្លាក់កម្រិតទឹក (Drop)
Primary Canal / Main Canal
Principal canal conveying water from intake to distribution network
Irrigation & Hydraulic
Secondary Canal
Branch canal taking water from primary canal to tertiary canals
Irrigation & Hydraulic
Tertiary Canal
Small canal delivering water directly to farm units
Irrigation & Hydraulic
ប្រឡាយថ្នាក់ទី៣ / ប្រឡាយជីក
Riprap / Stone Facing
Layer of large stones to protect slopes against erosion
Irrigation & Hydraulic
ការរៀបថ្មការពារច្រាំង (Riprap)
Gabion Mattress / Basket
Wire mesh box filled with stones for erosion protection
Irrigation & Hydraulic
Aqueduct
Elevated structure carrying water channel over a depression
Irrigation & Hydraulic
ស្ពានប្រឡាយទឹក (Aqueduct)
Inverted Syphon
Pressurized conduit carrying canal flow under a road or stream
Irrigation & Hydraulic
ស៊ីហ្វុង (Inverted Syphon)
Embankment / Dike
Raised bank of earth built to contain water or carry roads
Irrigation & Hydraulic
Sedimentation / Siltation
Accumulation of soil and organic particles in water bodies
Irrigation & Hydraulic
Dredging
Excavation of silt and sediment from canal bed or watercourse
Irrigation & Hydraulic
ការស្តារប្រឡាយ / ការកាយល្បាប់
Freeboard
Vertical distance between maximum water level and top of bank
Irrigation & Hydraulic
រយៈពេលកម្ពស់បម្រុង (Freeboard)
Discharge / Flow Rate
Volume of water passing a given point per unit time
Irrigation & Hydraulic
Catchment Area
Area from which rainfall flows into a river or reservoir
Irrigation & Hydraulic
អាងប្រមូលទឹក / អាងជលសាស្ត្រ
Reservoir
Artificial lake or pond created to store water
Irrigation & Hydraulic
Weir
Low dam built across a river to raise level or measure flow
Irrigation & Hydraulic
Canal Lining
Impermeable lining (concrete/geomembrane) to prevent seepage
Irrigation & Hydraulic
Seepage
Slow percolation of water through soil or channel lining
Irrigation & Hydraulic
Water Level Gauge / Staff Gauge
Graduated scale for measuring water surface elevation
Irrigation & Hydraulic
Farmer Water User Community (FWUC)
Organization of farmers managing local irrigation systems
Irrigation & Hydraulic
សហគមន៍កសិករប្រើប្រាស់ទឹក (សកប)
Subgrade
Prepared natural soil layer supporting pavement structure
Road Construction
ស្រទាប់គ្រឹះបាត (Subgrade)
Subbase Course
Layer of selected material placed above subgrade
Road Construction
Base Course
High-quality crushed stone layer beneath asphalt or surface layer
Road Construction
ស្រទាប់គ្រឹះលើ (Base Course)
Asphalt Concrete (AC)
Composite material of aggregate and asphalt binder for surfacing
Road Construction
Double Bituminous Surface Treatment (DBST)
Two layers of asphalt binder covered with aggregates
Road Construction
ការអ៊ុតកៅស៊ូពីរជាន់ (DBST)
Prime Coat
Initial application of low-viscosity asphalt to unpaved base
Road Construction
ស្រទាប់កៅស៊ូបាត (Prime Coat)
Tack Coat
Thin application of asphalt binder between aggregate/pavement layers
Road Construction
ស្រទាប់កៅស៊ូភ្ជាប់ (Tack Coat)
Compaction
Process of mechanically densifying soil or pavement materials
Road Construction
California Bearing Ratio (CBR)
Standard test evaluating mechanical strength of soil/subbase
Road Construction
សូចនាករកម្លាំងទ្រទម្ពដី (CBR)
Field Density Test (FDT)
Test to verify soil compaction density on site
Road Construction
ការតេស្តដង់ស៊ីតេដីនៅការដ្ឋាន (FDT)
Slump Test
Test measuring workability/consistency of fresh concrete
Road Construction
ការតេស្តភាពស្រុតនៃបេតុង (Slump Test)
Concrete Compressive Strength Test
Testing concrete cylinder/cube samples for load capacity
Road Construction
ការតេស្តកម្លាំងទប់សង្កត់បេតុង
Slope Protection
Structural measures to prevent landslides and slope erosion
Road Construction
ការពារជម្រាល / ជញ្ជាំងទប់
Retaining Wall
Structure designed to retain soil behind it
Road Construction
Wearing Course / Surface Course
Top layer of pavement designed to resist traffic wear
Road Construction
ស្រទាប់ខាងលើ / ស្រទាប់ចរាចរណ៍
Drainage Ditch / Side Drain
Channel along road edge to collect and drain runoff
Road Construction
Cross Drainage
Drainage structures conducting water across road alignment
Road Construction
ប្រព័ន្ធរំដោះទឹកទទឹងផ្លូវ
Shoulder
Paved or unpaved strip adjacent to traffic lanes
Road Construction
Borrow Pit
Excavation area where soil or aggregate is extracted for construction
Road Construction
Stripping and Grubbing
Removal of topsoil, vegetation, and roots prior to earthworks
Road Construction
Cut and Fill
Process of excavating high areas and filling low areas
Road Construction
Right of Way (ROW)
Legal land area designated for road construction and utilities
Road Construction
Camber / Cross Slope
Transverse slope of road surface to drain rainwater
Road Construction
Geotextile
Permeable synthetic fabric used for filtration and soil stabilization
Road Construction
ក្រណាត់ភូមិសាស្ត្រ (Geotextile)
Guardrail
Protective barrier along dangerous sections of road
Road Construction
របាំងការពារសុវត្ថិភាពចរាចរណ៍
Berm
Horizontal bench or ledge formed on an embankment slope
Road Construction
Quality Assurance / Quality Control (QA/QC)
Systematic measures to ensure project standard compliance
QA/QC & Testing
ការធានា និងត្រួតពិនិត្យគុណភាព (QA/QC)
Initial Environmental Examination (IEE)
Preliminary assessment of potential environmental impacts
Environmental & Social Safeguards
ការវាយតម្លៃផលប៉ះពាល់បរិស្ថានដំបូង (IEE)
Environmental and Social Management Plan (ESMP)
Plan outlining mitigation measures, monitoring, and responsibilities
Environmental & Social Safeguards
ផែនការគ្រប់គ្រងបរិស្ថាន និងសង្គម (ESMP)
Resettlement Action Plan (RAP)
Plan specifying procedures to mitigate land acquisition impact
Environmental & Social Safeguards
ផែនការសកម្មភាពតាំងទីលំនៅឡើងវិញ (RAP)
Project Affected Persons (PAPs)
Individuals or households directly impacted by land acquisition
Environmental & Social Safeguards
ប្រជាពលរដ្ឋរងផលប៉ះពាល់ពីគម្រោង
Grievance Redress Mechanism (GRM)
Formal system for receiving and resolving complaints from communities
Environmental & Social Safeguards
យន្តការដោះស្រាយបណ្តឹងតវ៉ា (GRM)
Land Acquisition
Process of obtaining private land for public project infrastructure
Environmental & Social Safeguards
ការទទួលបានដី / ការប្រមូលដីធ្លី
Compensation
Payment or assistance provided to replace lost assets or livelihoods
Environmental & Social Safeguards
ប្រាក់សំណង / សំណងផលប៉ះពាល់
Stakeholder Engagement / Public Consultation
Meaningful dialogue with local communities and affected parties
Environmental & Social Safeguards
ការពិគ្រោះយោបល់សាធារណៈ / ការចូលរួមពីភាគីពាក់ព័ន្ធ
Code of Conduct
Rules governing worker behavior, child protection, and GBV prevention
Environmental & Social Safeguards
Occupational Health and Safety (OHS)
Procedures and protective measures to ensure worker health and safety
Environmental & Social Safeguards
សុខភាព និងសុវត្ថិភាពការងារ (OHS)
Personal Protective Equipment (PPE)
Safety gear required on construction sites (helmets, boots, vests)
Environmental & Social Safeguards
ឧបករណ៍ការពារសុវត្ថិភាពផ្ទាល់ខ្លួន (PPE)
Environmental Monitoring Report (EMR)
Periodic report documenting compliance with environmental plan
Environmental & Social Safeguards
របាយការណ៍តាមដានត្រួតពិនិត្យបរិស្ថាន
Spoil Bank / Disposal Site
Designated area for dumping excavated waste earth
Environmental & Social Safeguards
Dust Suppression
Water spraying or methods to limit airborne dust
Environmental & Social Safeguards
ការកាត់បន្ថយ / គ្រប់គ្រងធូលី