1、 Section VI - Technical Specifications TABLE OF CONTENTS 1 GENERAL PROVISIONS 1-1 1.1 FORMAT AND REFERENCING 1-1 1.1.1 FORMAT OF THE SPECIFICATIONS 1-1 1.1.2 REFERENCING 1-1 1.2 DEFINITIONS, TERMS AND ABBREVIATIONS 1-2 1.2.1 DEFINITIONS AND TERMS 1-2 1.2.2 ABBREVIATI
2、ONS 1-8 1.3 GENERAL REQUIREMENTS 1-11 1.3.1 SCOPE 1-11 1.3.2 PUBLIC UTILITIES 1-11 1.3.3 ROAD INTERSECTIONS AND JUNCTIONS 1-12 1.3.4 WORKMANSHIP AND QUALITY CONTROL 1-12 1.3.5 SETTING OUT OF WORK AND PROTECTION OF BEACONS 1-12 1.3.6 NOTICES, SIGNS AND ADVERTISEMENTS 1-14 1.3.7 SUBSTANTIAL CO
3、MPLETION OF THE WORKS 1-14 1.3.8 HAUL OVER COMPLETED ROAD 1-14 1.3.9 VARIATION FROM SPECIFIED NOMINAL RATES OF APPLICATION OR NOMINAL MIX PROPORTIONS 1-15 1.3.10 CONTRACTOR’S ACTIVITIES IN RESPECT OF PROPERTY OUTSIDE THE SITE BOUNDARY AND PUBLIC UTILITIES MOVED, DAMAGED OR ALTERED 1-15 1.3.11 NO
4、MINATED SUBCONTRACTORS 1-17 1.3.12 PHOTOGRAPHIC RECORDS OF CONSTRUCTION 1-18 1.3.13 INFORMATION FURNISHED BY THE EMPLOYER 1-18 1.3.14 RECORDING OF INFORMATION RELATING TO CLAIMS FOR ADDITIONAL COMPENSATION OR EXTENSION OF TIME 1-18 1.3.15 PROTECTION OF THE WORKS AND REQUIREMENTS TO BE MET BEFORE
5、 CONSTRUCTION OF NEW WORK ON TOP OF COMPLETED WORK IS COMMENCED 1-19 1.3.16 REMEDIAL WORK 1-20 1.3.17 WATER 1-21 1.3.18 ELECTRICITY SUPPLY 1-21 1.3.19 PAYMENTS AND TOLERANCES 1-22 1.3.20 DRAWINGS 1-22 1.3.21 USE OF EXPLOSIVES AND DEMOLITION 1-23 1.3.22 POSITION OF WORKS 1-24 1.3.23 ACCESS TO
6、 SITE 1-24 1.3.24 CO-OPERATION AT SITE 1-24 1.3.25 ROADS AND SITE TO BE KEPT CLEAN 1-25 1.3.26 SECURITY OF THE WORKS 1-25 1.3.27 SAFETY 1-25 1.3.28 METHOD OF WORKING 1-25 1.4 CONTRACTOR’S ESTABLISHMENT ON SITE 1-26 1.4.1 SCOPE 1-26 1.4.2 GENERAL REQUIREMENTS 1-26 1.4.3 MEASUREMENT AND PAYME
7、NT 1-26 1.5 ACCOMMODATION, SERVICES AND ATTENDANCE FOR THE ENGINEER’S STAFF 1-27 1.5.1 SCOPE 1-27 1.5.2 OFFICE AND LABORATORY 1-27 1.5.3 HOUSING 1-38 1.5.4 SERVICES 1-42 1.5.5 GENERAL 1-43 1.5.6 VEHICLES 1-43 1.5.7 RADIO EQUIPMENT 1-44 1.5.8 ATTENDANCE 1-44 1.5.9 TEMPORARY FACILITIES 1-44
8、 1.6 ACCOMMODATION OF TRAFFIC 1-46 1.6.1 SCOPE 1-46 1.6.2 GENERAL REQUIREMENTS 1-46 1.6.3 BARRICADES AND TRAFFIC SIGNS 1-47 1.6.4 WIDTH OF TEMPORARY TRAFFIC DIVERSIONS 1-48 1.6.5 TEMPORARY DRAINAGE WORKS 1-48 1.6.6 EARTHWORKS FOR TEMPORARY TRAFFIC DIVERSIONS 1-48 1.6.7 GRAVELLING OF TEMPORAR
9、Y TRAFFIC DIVERSIONS OR OF EXISTING ROADS USED AS TEMPORARY TRAFFIC DIVERSIONS 1-49 1.6.8 MAINTENANCE OF TEMPORARY TRAFFIC DIVERSIONS 1-49 1.6.9 ACCOMMODATION OF TRAFFIC WHERE THE ROAD IS CONSTRUCTED IN HALF WIDTHS 1-49 1.6.10 THE CONTRACTOR’S USE OF TEMPORARY TRAFFIC DIVERSIONS 1-49 1.6.11 US
10、E OF TEMPORARY TRAFFIC DIVERSIONS BY OTHER CONTRACTORS 1-50 1.6.12 REMOVAL OF AND REINSTATEMENT OF TEMPORARY TRAFFIC DIVERSIONS 1-50 1.7 CLEARING AND GRUBBING 1-51 1.7.1 SCOPE 1-51 1.7.2 DESCRIPTION OF WORK 1-51 1.7.3 EXECUTION OF WORK 1-52 1.8 REMOVAL OF OBSTRUCTIONS AND UTILITIES 1-53 1.8.
11、1 SCOPE 1-53 1.8.2 OBSTRUCTIONS 1-53 1.9 OVERHAUL 1-56 1.9.1 SCOPE 1-56 1.10 ENVIRONMENTAL PROTECTION AND WASTE DISPOSAL 1-57 1.10.1 SCOPE 1-57 1.10.2 ENVIRONMENTAL MANAGEMENT ACTION PLAN 1-57 1.10.3 LANDSCAPE PRESERVATION 1-57 1.10.4 TEMPORARY SOIL EROSION CONTROL 1-58 1.10.5 PRESERVATION
12、OF TREES AND SHRUBBERY 1-59 1.10.6 PREVENTION OF WATER POLLUTION 1-60 1.10.7 ABATEMENT OF AIR POLLUTION 1-61 1.10.8 DUST ABATEMENT 1-61 1.10.9 NOISE ABATEMENT 1-62 1.10.10 LIGHT ABATEMENT 1-62 1.10.11 PRESERVATION OF HISTORICAL AND ARCHAEOLOGICAL DATA 1-62 1.10.12 PESTICIDES 1-62 1.10.13 CLE
13、ANUP AND DISPOSAL OF WASTE MATERIALS 1-63 1.10.14 MEASUREMENT AND PAYMENT 1-64 1.11 RE-SURVEY AND RE-DESIGN OF THE ROAD ALIGNMENT 1-66 1.11.1 SCOPE 1-66 1.11.2 RE-SURVEY OF THE EXISTING GROUND 1-66 1.11.3 DELIVERY OF DESIGN DATA 1-68 1.11.4 PROGRAMMING FOR DESIGN 1-68 1.11.5 MEASUREMENT AND P
14、AYMENT 1-69 1.12 SITE INVESTIGATION FOR STRUCTURAL FOUNDATIONS 1-70 1.12.1 SCOPE 1-70 1.12.2 SITE INVESTIGATION DESCRIPTION 1-70 1.12.3 ROTARY CORE DRILLING 1-71 1.12.4 SAMPLING AND IN SITU TESTING 1-71 1.12.5 LABORATORY TESTING 1-72 1.12.6 BOREHOLE LOGS 1-73 1.12.7 REPORTS 1-74 1.12.8 FOUN
15、DATION DESIGN BY THE ENGINEER 1-74 1.13 INVESTIGATION OF SECTIONS OF EXISTING BITUMINOUS PAVEMENT 1-75 1.13.1 SCOPE 1-75 1.13.2 INVESTIGATION REQUIREMENTS 1-75 2 EARTHWORKS, SUB-BASE, BASE AND SHOULDERS 2-1 2.1 BORROW MATERIALS 2-1 2.1.1 SCOPE 2-1 2.1.2 OBTAINING OF BORROW MATERIALS 2-1 2.1.
16、3 OPENING AND WORKING BORROW PITS 2-2 2.1.4 REINSTATEMENT OF BORROW AREAS 2-3 2.1.5 DISPOSAL OF BORROW MATERIAL 2-3 2.1.6 BORROW PIT CLASSIFICATION OF GRAVEL MATERIALS FOR PAVEMENT LAYERS 2-3 2.2 PLACING AND COMPACTION OF GENERAL FILL 2-4 2.2.1 SCOPE 2-4 2.2.2 SPREADING OF MATERIALS 2-4 2.2.3
17、 BREAKING DOWN AND PREPARATION OF THE MATERIAL 2-4 2.2.4 WATERING, DRYING AND MIXING 2-4 2.2.5 COMPACTION 2-5 2.2.6 SPECIAL REQUIREMENTS RELATING TO FILL CONSTRUCTION 2-5 2.2.7 NORMAL GRID ROLLING 2-5 2.2.8 CRUSHING AND SCREENING 2-6 2.2.9 DRAINAGE AND PROTECTION 2-6 2.2.10 DISPOSAL OF OVERSI
18、ZE MATERIAL 2-6 2.2.11 OPEN DRAINS 2-6 2.2.12 BANKS AND DIKES 2-7 2.3 NOT USED 2-8 2.4 CONSTRUCTION OF THE ROAD SUBGRADE 2-9 2.4.1 SCOPE 2-9 2.4.2 MATERIALS 2-9 2.4.3 CLASSIFICATION OF EXCAVATION 2-11 2.4.4 BREAKING DOWN OF MATERIAL USED IN CONSTRUCTION OF SUBGRADE 2-12 2.4.5 CLASSIFICATION
19、 OF COMPACTION 2-12 2.4.6 STRIPPING OF TOPSOIL, CLEARING AND GRUBBING 2-13 2.4.7 CUT AND BORROW 2-13 2.4.8 FINISHING OF SLOPE 2-15 2.4.9 TREATMENT OF THE ROAD BED 2-16 2.4.10 FILL 2-18 2.4.11 SIDE FILL 2-20 2.4.12 CUT TO SPOIL 2-20 2.4.13 SELECTED SUBGRADE 2-21 2.4.14 STABILISATION: Not Use
20、d 2-21 2.4.15 PROTECTION OF ROAD PRISM AND STRUCTURES 2-21 2.4.16 CONSTRUCTION TOLERANCES 2-21 2.4.17 TESTING 2-22 2.5 GRANULAR SUB-BASE 2-24 2.5.1 SCOPE 2-24 2.5.2 MATERIALS 2-24 2.5.3 CONSTRUCTION 2-25 2.5.4 CONSTRUCTION TOLERANCES 2-25 2.5.5 TESTING 2-26 2.6 CRUSHED AGGREGATE BASE 2-27
21、 2.6.1 SCOPE 2-27 2.6.2 Not Used 2-27 2.6.3 MATERIALS 2-27 2.6.4 REQUIREMENTS BEFORE CONSTRUCTING CRUSHED STONE LAYER 2-28 2.6.5 CONSTRUCTION 2-29 2.6.6 PROTECTION AND MAINTENANCE 2-29 2.6.7 CONSTRUCTION TOLERANCES 2-30 2.6.8 TESTING 2-31 2.7 GRAVEL SHOULDERS 2-32 2.7.1 SCOPE 2-32 2.7.2 MA
22、TERIALS 2-32 2.7.3 CONSTRUCTION 2-32 2.7.4 PROTECTION AND MAINTENANCE 2-33 2.7.5 CONSTRUCTION TOLERANCES 2-33 2.7.6 TESTING 2-33 2.8 EXCAVATION AND BACKFILL FOR STRUCTURES 2-34 2.8.1 SCOPE 2-34 2.8.2 CLASSIFICATION OF EXCAVATION 2-34 2.8.3 DEPTH OF EXCAVATION 2-34 2.8.4 WIDTH OF EXCAVATION
23、2-35 2.8.5 UNSUITABLE FOUNDING CONDITIONS 2-36 2.8.6 EXCAVATION FOR EMBANKMENT CONDITIONS 2-36 2.8.7 DISPOSAL OF EXCAVATED MATERIAL 2-36 2.8.8 BACKFILLING 2-36 3 BITUMINOUS CONSTRUCTION 3-1 3.1 BITUMINOUS PRIME COAT 3-1 3.1.1 SCOPE 3-1 3.1.2 MATERIAL 3-1 3.1.3 EQUIPMENT 3-1 3.1.4 WEATHER L
24、IMITATIONS 3-3 3.1.5 PREPARATION OF THE LAYER TO BE PRIMED 3-3 3.1.6 APPLICATION OF THE PRIME COAT 3-3 3.1.7 MAINTENANCE AND OPENING TO TRAFFIC 3-4 3.1.8 TESTING 3-4 3.2 ASPHALT COURSES 3-5 3.2.1 SCOPE 3-5 3.2.2 MATERIALS 3-5 3.2.3 MIX COMPOSITION 3-7 3.2.4 EQUIPMENT 3-8 3.2.5 LIMITATIONS
25、REGARDING WEATHER AND STORAGE OF MIXED MATERIAL 3-10 3.2.6 PREPARATION OF SURFACE 3-10 3.2.7 PRODUCING AND TRANSPORTING THE MIXTURE 3-11 3.2.8 SPREADING OF MIXTURE 3-12 3.2.9 JOINTS 3-12 3.2.10 COMPACTION 3-13 3.2.11 CONSTRUCTION OF TRIAL SECTIONS 3-13 3.2.12 PROTECTION AND MAINTENANCE 3-14
26、3.2.13 CONSTRUCTION TOLERANCES AND FINISH REQUIREMENTS 3-14 3.2.14 TESTING 3-17 3.3 SURFACE TREATMENTS 3-19 3.3.1 SCOPE 3-19 3.3.2 MATERIALS 3-19 3.3.3 EQUIPMENT 3-20 3.3.4 WEATHER LIMITATIONS 3-21 3.3.5 PREPARATION OF AREAS TO BE SURFACED 3-21 3.3.6 DEMARCATION OF WORKING AREA 3-21 3.3.7 C
27、ONSTRUCTION OF SURFACE TREATMENT 3-21 3.3.8 RATES OF APPLICATION 3-22 3.3.9 OPENING TO TRAFFIC 3-22 3.3.10 TOLERANCES AND FINISH REQUIREMENTS 3-23 3.3.11 TESTING 3-23 4 CONCRETE, STEEL AND STRUCTURES 4-1 4.1 SCOPE 4-1 4.2 CONCRETE AND CONCRETE MIXES 4-1 4.2.1 SCOPE 4-1 4.2.2 MATERIALS FOR C
28、ONCRETE 4-1 4.2.3 STORAGE OF MATERIALS 4-3 4.2.4 CONCRETE CLASSIFICATION 4-4 4.2.5 CONCRETE MIX DESIGN 4-5 4.2.6 PRELIMINARY AND TRIAL MIXES OF CONCRETE 4-6 4.2.7 BATCHING AND MIXING CONCRETE 4-7 4.2.8 MORTAR AND GROUT 4-7 4.2.9 PRE-CAST CONCRETE 4-8 4.3 CONCRETE HANDLING, PLACING AND CURING
29、 4-9 4.3.1 SCOPE 4-9 4.3.2 TRANSPORTING, PLACING AND COMPACTION OF CONCRETE 4-9 4.3.3 CONSTRUCTION JOINTS 4-10 4.3.4 PROTECTION AND CURING OF CONCRETE 4-11 4.3.5 ADVERSE WEATHER CONDITIONS 4-11 4.3.6 MOVEMENT JOINTS 4-12 4.3.7 FIX AND BUILD IN TO CONCRETE AND BLOCKWORK 4-13 4.3.8 LOADING OF
30、STRUCTURES 4-14 4.3.9 TESTING AND QUALITY CONTROL 4-14 4.4 STEEL REINFORCEMENT 4-16 4.4.1 SCOPE 4-16 4.4.2 MATERIALS 4-16 4.4.3 STORING 4-16 4.4.4 BENDING 4-16 4.4.5 FIXING 4-16 4.5 FORMWORK AND CONCRETE FINISH 4-18 4.5.1 FORMWORK 4-18 4.5.2 REMEDIAL TREATMENT OF CONCRETE SURFACES 4-19 4.
31、5.3 FINISH OF CONCRETE SURFACES 4-19 4.6 PLAIN AND REINFORCED CONCRETE STRUCTURES 4-21 4.6.1 SCOPE 4-21 4.6.2 MATERIALS 4-21 4.6.3 CONSTRUCTION 4-22 4.7 REINFORCED CONCRETE BOX CULVERTS 4-23 4.7.1 SCOPE 4-23 4.7.2 MATERIALS 4-23 4.7.3 CONSTRUCTION 4-23 4.7.4 JOINING NEW WORK TO OLD WORK 4-2
32、3 4.8 PREFABRICATED CONCRETE PIPE CULVERTS, STORM SEWERS AND UTILITY DUCTS 4-25 4.8.1 SCOPE 4-25 4.8.2 MATERIALS AND PIPE MANUFACTURE 4-25 4.8.3 MANUFACTURING REQUIREMENTS 4-26 4.8.4 CONSTRUCTION METHODS 4-29 4.8.5 BEDDING AND LAYING OF PREFABRICATED CULVERTS AND STORMWATER DRAINS 4-29 4.8.6
33、BACKFILLING OF PREFABRICATED CULVERTS AND STORMWATER DRAINS 4-32 4.8.7 INLET AND OUTLET STRUCTURES, CATCHPITS AND MANHOLES 4-32 4.8.8 PUBLIC UTILITY DUCTS 4-33 4.8.9 STORMWATER SEWERS AND OTHER CLOSED CONDUITS 4-33 4.9 STONE MASONRY STRUCTURES 4-34 4.9.1 SCOPE 4-34 4.9.2 MATERIALS 4-34 4.9.3
34、CONSTRUCTION 4-34 4.9.4 JOINING NEW WORK TO OLD WORK 4-35 4.10 REHABILITATION OF EXISTING CONCRETE AND MASONRY STRUCTURES 4-36 4.10.1 GENERAL 4-36 4.10.2 SURVEY AND LOCATION OF DEFECTS 4-37 4.10.3 SHALLOW PATCHING 4-40 4.10.4 MEDIUM PATCHING 4-41 4.10.5 DEEP PATCHING 4-42 4.10.6 POINTING OF
35、MASONRY MORTAR JOINTS 4-43 4.10.7 COPING 4-44 4.10.8 PRESSURE GROUTING 4-44 4.11 PAINTING OF STRUCTURES 4-46 4.11.1 SCOPE 4-46 4.11.2 MATERIAL 4-46 4.11.3 GENERAL 4-48 4.11.4 STORAGE OF PAINT 4-49 4.11.5 SAFETY PRECAUTIONS 4-49 4.11.6 APPLICATION OF PAINT 4-49 4.11.7 PROTECTION OF SURFACES
36、 4-50 4.11.8 PREPARATION OF SURFACES 4-50 4.11.9 PAINTING OF ROAD SIGN SUPPORTS 4-52 4.11.10 PAINTING OF CONCRETE 4-53 4.11.11 PAINT THICKNESS MEASUREMENT 4-53 5 ANCILLARY WORKS 5-1 5.1 CONCRETE KERBS, TILES, CHANNELS, CHUTES AND CONCRETE LINING OF OPEN DRAINS 5-1 5.1.1 SCOPE 5-1 5.1.2 MATER
37、IALS 5-1 5.1.3 TYPES OF STRUCTURES 5-2 5.1.4 CONSTRUCTION 5-2 5.1.5 INLET AND OUTLET STRUCTURES AND TRANSITION SECTIONS 5-4 5.1.6 CONSTRUCTION TOLERANCES AND SURFACE FINISH 5-4 5.2 PITCHING AND EROSION PROTECTION 5-6 5.2.1 SCOPE 5-6 5.2.2 MATERIALS 5-6 5.2.3 CONSTRUCTION 5-7 5.3 GABIONS 5-8
38、 5.3.1 SCOPE 5-8 5.3.2 MATERIALS 5-8 5.3.3 CONSTRUCTION OF GABION CAGES 5-9 5.3.4 CONSTRUCTION OF GABIONS 5-11 5.4 UNDERDRAINS 5-16 5.4.1 MATERIALS 5-16 5.4.2 PIPE LAYING 5-17 5.4.3 TRANSPORT AND STORING OF DRAIN PIPES 5-18 5.5 ROAD SIGNS 5-19 5.5.1 SCOPE 5-19 5.5.2 MATERIALS 5-19 5.5.3
39、MANUFACTURING OF ROAD SIGN FACES AND SUPPORTS 5-20 5.5.4 PAINTING 5-22 5.5.5 STORAGE AND HANDLING 5-22 5.5.6 ERECTION OF ROAD SIGNS 5-22 5.5.7 PROTECTION AND MAINTENANCE 5-23 5.6 ROAD TRAFFIC MARKING 5-24 5.6.1 SCOPE 5-24 5.6.2 MATERIALS 5-24 5.6.3 WEATHER LIMITATIONS 5-24 5.6.4 MECHANICAL
40、EQUIPMENT FOR PAINTING 5-24 5.6.5 SURFACE PREPARATION 5-25 5.6.6 SETTING OUT OF ROAD TRAFFIC MARKINGS 5-25 5.6.7 APPLICATION OF PAINT 5-25 5.6.8 TOLERANCE REQUIREMENTS 5-26 5.6.9 GENERAL 5-26 5.6.10 FAULTY WORKMANSHIP OR MATERIALS 5-27 5.6.11 PROTECTION 5-27 5.7 SPEED BUMPS AND RUMBLE STRIPS
41、 5-28 5.7.1 SCOPE 5-28 5.7.2 MATERIALS 5-28 5.7.3 CONSTRUCTION AND INSTALLATION 5-28 5.8 GUIDE POSTS AND KM-MARKER POSTS 5-29 5.8.1 SCOPE 5-29 5.8.2 MATERIALS 5-29 5.8.3 MANUFACTURING 5-29 5.8.4 LOCATION AND SPACING OF GUIDE POSTS AND KM-MARKER POSTS 5-29 5.8.5 ERECTION 5-29 5.9 STEEL GUAR
42、DRAIL AND MASONRY SAFETY BARRIER 5-30 5.9.1 SCOPE 5-30 5.9.2 MATERIALS 5-30 5.9.3 CONSTRUCTION 5-31 5.10 LANDSCAPING AND GRASSING 5-33 5.10.1 SCOPE 5-33 5.10.2 MATERIALS 5-33 5.10.3 LANDSCAPING OF AREAS 5-34 5.10.4 PREPARATION OF AREAS FOR GRASSING 5-35 5.10.5 GRASSING 5-35 5.10.6 ESTABLIS
43、HMENT AND MAINTENANCE OF THE GRASS 5-36 5.10.7 GENERAL 5-37 5.11 FINISHING OF ROAD, RIGHT-OF-WAY, AND OTHER AREAS WITHIN THE SITE BOUNDARY 5-38 5.11.1 SCOPE 5-38 5.11.2 FINISHING OF ROAD, RIGHT-OF-WAY AND OTHER AREAS WITHIN THE SITE BOUNDARY 5-38 5.11.3 TREATMENT OF OLD ROADS AND CONTRACTOR’S H
44、AUL ROADS 5-38 5.11.4 MEASUREMENT AND PAYMENT 5-38 5.12 RIP-RAP 5-39 5.12.1 SCOPE 5-39 5.12.2 MATERIAL REQUIREMENTS 5-39 5.12.3 CONSTRUCTION REQUIREMENTS 5-40 5.13 REINSTATEMENT OF IRRIGATION WORKS 5-42 5.13.1 SCOPE 5-42 5.13.2 IRRIGATION WORKS 5-42 6 TESTING 6-1 6.1 GENERAL 6-1 6.2 COST
45、OF TESTING 6-1 6.3 TAKING AND SUBMISSION OF SAMPLES 6-1 6.4 TESTING OF AGGREGATES 6-2 6.5 TESTING OF CONCRETE 6-2 6.5.1 TESTING EQUIPMENT 6-2 6.5.2 STORAGE, DISPATCH AND TESTING OF SAMPLES 6-3 6.6 TESTS RELATING TO CHEMICAL STABILISATION 6-3 6.7 TESTING OF CEMENT 6-3 6.8 TESTING OF BITUMEN A
46、ND BITUMINOUS PRODUCTS 6-4 6.9 TESTING OF PAVEMENT SURFACE CHARACTERISTICS 6-4 6.9.1 STRAIGHTEDGE TEST FOR SURFACE IRREGULARITIES ON SURFACES HAVING COURSE TEXTURE 6-4 6.9.2 ROLLING STRAIGHTEDGE FOR MEASURING ASPHALT SURFACE IRREGULARITIES 6-4 6.9.3 SURFACE TEXTURE BY USE OF THE SAND PATCH MET
47、HOD 6-5 6.10 QUALITY CONTROL 6-6 6.10.1 LABORATORY TRIALS 6-6 6.10.2 SITE TRIALS 6-6 6.10.3 JUDGEMENT SCHEMES GENERAL 6-7 6.10.4 CONTROL METHOD TYPE A, STATISTICAL CONTROL 6-8 6.10.5 CONTROL METHOD TYPE B 6-11 6.10.6 SAMPLING CRITERIA 6-12 6.10.7 OUTLINE TESTING AND INSPECTION BY THE ENGIN
48、EER 6-12 6.10.8 SAMPLING AND TESTING OF SOILS AND GRAVELS 6-13 6.10.9 SAMPLING AND TESTING OF STONES, AGGREGATES, SANDS AND FILLERS 6-14 6.10.10 CEMENT 6-15 6.10.11 LIME 6-16 6.10.12 CEMENT OR LIME TREATED MATERIALS 6-16 6.10.13 CONCRETE 6-16 6.10.14 BITUMINOUS BINDERS 6-16 6.10.15 BITUMINOU
49、S MIXES 6-18 6.10.16 SAMPLING AND TESTING EQUIPMENT 6-19 6.10.17 SAMPLING AND TESTING FREQUENCIES 6-19 6.10.18 STANDARDS TO BE AVAILABLE 6-19 1 GENERAL PROVISIONS 1.1 FORMAT AND REFERENCING 1.1.1 FORMAT OF THE SPECIFICATIONS These Technical Specifications are divided into six parts. Each pa
50、rt is designated by a single digit followed by a title as follows: Part 1: General Provisions Part 2: Earthworks, Sub-base, Base and Shoulders Part 3: Bituminous Construction Part 4: Concrete, Steel and Structures Part 5: Ancillary Works Part 6: Testing Each part is divided into Sections desi
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