STANDARD SPECIFICATIONS FOR ROADS AND STRUCTURES - …

1 NORTH CAROLINA DEPARTMENT OF TRANSPORTATION RALEIGHSTANDARD SPECIFICATIONS FORROADS AND STRUCTURES JANUARY 2018 FOREWORD This publication has been prepared to provide a compilation of STANDARD requirements used by the North Carolina Department of Transportation for construction contracts. When this publication, entitled STANDARD SPECIFICATIONS for ROADS and STRUCTURES , dated January 2018, is incorporated by reference into the Department s construction bid proposals or contracts; it is made a part of that document and shall be known as the STANDARD SPECIFICATIONS . The requirements stated herein may be revised or amended from time to time by Supplemental SPECIFICATIONS , by STANDARD Special Provisions which are unique to a select group of projects or by Project Special Provisions which are unique to the specific bid proposal or contract. Working titles have a masculine gender, such as workman, workmen and foreman.

2 Pronouns such as he, his, and him are used in the STANDARD SPECIFICATIONS for the sake of brevity and are intended to refer to persons of either sex or corporate entities. Reference by title and date will be made to the governing provisions on plans and contract documents. GENERAL INFORMATION For general questions about this publication, please contact the Contract Standards and Development Unit at or (919) 707-6900. ORDERING INFORMATION Copies of the STANDARD SPECIFICATIONS and the Roadway STANDARD Drawings may be purchased through the Contract Standards and Development Unit: North Carolina Department of Transportation Contract Standards and Development Unit Manual Distribution 1591 Mail Service Center Raleigh, NC 27699-1591 Telephone: (919) 707-6944 Website: The order form is available at Electronic copies of the STANDARD SPECIFICATIONS and the Roadway STANDARD Drawings are available for download on the Contract Standards and Development Unit s website at iii TABLE OF CONTENTS ii Table of iii DIVISION 1 GENERAL REQUIREMENTS 101 Definitions of Terms.

3 1-1 102 Bidding Requirements and Conditions .. 1-9 103 Award and Execution of Contract .. 1-21 104 Scope of Work .. 1-30 105 Control of Work .. 1-44 106 Control of Material .. 1-52 107 Legal Relations and Responsibility to Public .. 1-57 108 Prosecution and 1-68 109 Measurement and Payment .. 1-79 150 Maintenance of Traffic .. 1-89 DIVISION 2 EARTHWORK 200 Clearing and Grubbing .. 2-1 205 Sealing Abandoned Wells .. 2-4 210 Demolition of Buildings and Appurtenances .. 2-5 215 Removal of Existing Buildings .. 2-6 220 Blasting .. 2-8 225 Roadway Excavation .. 2-12 226 Comprehensive Grading .. 2-17 230 Borrow Excavation .. 2-18 235 Embankments .. 2-23 240 Ditch Excavation .. 2-26 250 Removal of Existing Pavement .. 2-27 260 Proof Rolling .. 2-29 265 Select Granular Material .. 2-30 270 Geotextile for Soil Stabilization .. 2-31 275 Rock Plating .. 2-32 DIVISION 3 PIPE CULVERTS 300 Pipe Installation.

4 3-1 305 Drainage Pipe .. 3-5 310 Pipe Culverts .. 3-6 330 Welded Steel Pipe .. 3-7 340 Pipe Removal .. 3-8 350 Pipe Clean Out .. 3-10 DIVISION 4 MAJOR STRUCTURES 400 Temporary STRUCTURES .. 4-1 402 Removal of Existing STRUCTURES .. 4-2 410 Foundation Excavation .. 4-3 411 Drilled Piers .. 4-8 412 Unclassified Structure Excavation .. 4-20 414 Box Culvert Excavation .. 4-21 416 Channel Excavation .. 4-23 420 Concrete STRUCTURES .. 4-24 422 Bridge Approach Slabs .. 4-46 iv 425 Fabricating and Placing 430 Erecting Prestressed Concrete Members ..4-50 440 Steel STRUCTURES ..4-52 442 Painting Steel STRUCTURES ..4-58 450 Piles ..4-65 452 Sheet Pile Retaining Walls ..4-73 453 CIP Gravity Retaining Walls ..4-74 454 Segmental Gravity Retaining Walls ..4-76 455 Precast Gravity Retaining 458 Waterproofing and Dampproofing ..4-82 460 Concrete and Metal Rails ..4-84 462 Slope Protection ..4-87 DIVISION 5 SUBGRADE, BASES AND SHOULDERS 500 Fine Grading Subgrade, Shoulders and Ditches.

5 5-1 501 Lime-Treated Soil ..5-3 505 Aggregate Subgrade ..5-8 510 Aggregate Stabilization ..5-9 520 Aggregate Base Course ..5-10 535 Conditioning Existing Base ..5-13 540 Cement-Treated Base Course ..5-14 542 Soil-Cement Base ..5-19 543 Asphalt Curing Seal ..5-23 545 Incidental Stone Base ..5-25 560 Shoulder Construction ..5-26 DIVISION 6 ASPHALT PAVEMENTS 600 Prime Coat ..6-1 605 Asphalt Tack Coat ..6-2 607 Milling Asphalt Pavement ..6-4 609 Quality Management System for Asphalt Pavements ..6-7 610 Asphalt Concrete Plant Mix Pavements ..6-15 620 Asphalt Binder for Plant Mix ..6-32 650 Open-Graded Asphalt Friction Course ..6-34 652 Permeable Asphalt Drainage Course, Types P-78M and P-57 ..6-38 654 Asphalt Plant Mix, Pavement 657 Sealing Existing Pavement Cracks and Joints ..6-41 660 Asphalt Surface Treatment ..6-42 661 Ultra-Thin Bonded Wearing Course ..6-48 665 Milled Rumble Strips on Asphalt Concrete Shoulders.

6 6-53 DIVISION 7 CONCRETE PAVEMENTS AND SHOULDERS 700 General Requirements for Portland Cement Concrete Pavement ..7-1 710 Concrete Pavement ..7-11 720 Concrete Shoulders ..7-19 723 Concrete Repair ..7-21 724 Nonwoven Geotextile Interlayer ..7-25 725 Field Laboratory for Portland Cement Concrete Pavement ..7-27 730 Milled Rumble Strips on Concrete Shoulders ..7-28 v DIVISION 8 INCIDENTALS 800 Mobilization .. 8-1 801 Construction Stakes, Lines and Grades .. 8-2 802 Disposal of Waste and Debris .. 8-7 806 Right-of-Way and Control-of-Access Markers .. 8-10 808 Obliteration of Existing Road .. 8-11 815 Subsurface Drainage .. 8-11 816 Shoulder Drains .. 8-13 818 Blotting Sand .. 8-15 820 Funnels and Funnel Drains .. 8-16 825 Incidental Concrete Construction .. 8-17 828 Temporary Steel Cover for Masonry Drainage STRUCTURES .. 8-20 830 Brick Masonry Construction .. 8-20 832 Reinforced Brick Masonry Construction.

7 8-21 834 Block Masonry Construction .. 8-22 836 Sluice Gate .. 8-23 838 Endwalls .. 8-23 840 Minor Drainage STRUCTURES .. 8-25 846 Concrete Curb, Curb and Gutter, Concrete Gutter, Shoulder Berm Gutter, Concrete Expressway Gutter and Concrete Valley Gutter .. 8-28 848 Concrete Sidewalks, Driveways and Curb Ramps .. 8-30 850 Concrete Paved Ditch .. 8-32 852 Traffic Islands and Medians .. 8-33 854 Concrete Barrier .. 8-34 857 Precast Reinforced Concrete Barrier - Single Faced .. 8-36 858 Adjustment of Catch Basins, Manholes, Drop Inlets, Meter Boxes and Valve Boxes .. 8-37 859 Converting Existing Catch Basins, Drop Inlets and Junction Boxes .. 8-38 862 Guardrail .. 8-40 863 Remove Existing Guardrail and Guiderail .. 8-43 864 Remove and Reset Existing Guardrail and Guiderail .. 8-44 865 Cable Guiderail .. 8-44 866 Fence .. 8-46 867 Fence Reset .. 8-49 869 Relapping Guardrail .. 8-50 873 Preformed Scour Hole with Level Spreader Apron.

8 8-50 876 Rip Rap .. 8-51 DIVISION 9 SIGNING 900 General Requirements for Signing .. 9-1 901 Sign Fabrication .. 9-2 902 Foundations for Ground Mounted Signs .. 9-10 903 Ground Mounted Sign Supports .. 9-11 904 Sign Erection .. 9-14 906 Overhead Sign Supports .. 9-17 907 Disposal and Stockpiling of Signing Components .. 9-22 DIVISION 10 MATERIALS 1000 Portland Cement Concrete Production and 10-1 1002 Shotcrete Production and Delivery .. 10-19 1003 Grout Production and Delivery .. 10-21 1005 General Requirements for Aggregate .. 10-24 1006 Aggregate Quality Control / Quality Assurance .. 10-28 1008 Aggregate for Stabilization .. 10-28 vi 1010 Aggregate for Non-Asphalt Type Bases ..10-28 1012 Aggregate for Asphalt Pavements and Surface Treatments ..10-29 1014 Aggregate for Portland Cement Concrete ..10-37 1016 Select Materials ..10-40 1018 Borrow Material ..10-41 1019 Shoulder and Slope Material.

9 10-43 1020 Asphalt Materials and Additives ..10-43 1024 Materials for Portland Cement Concrete ..10-49 1026 Curing Agents for Concrete ..10-53 1028 Joint Materials ..10-53 1032 Culvert Pipe ..10-55 1034 Sanitary Sewer Pipe and Fittings ..10-61 1036 Water Pipe and Fittings ..10-62 1040 Masonry ..10-64 1042 Rip Rap Materials ..10-65 1043 Aggregate from Crushed Concrete ..10-66 1044 Subsurface Drainage Materials ..10-67 1046 Guardrail Materials ..10-67 1050 Fence Materials ..10-70 1052 Salt and Lime Stabilizers ..10-75 1054 Drains ..10-76 1056 Geosynthetics ..10-77 1060 Landscape Development 1070 Reinforcing Steel ..10-85 1072 Structural Steel ..10-90 1074 Miscellaneous Metals and Hardware ..10-117 1076 Galvanizing ..10-120 1077 Precast Concrete Units ..10-121 1078 Prestressed Concrete Members ..10-129 1079 Bearings and Bearing Materials ..10-153 1080 Paint and Paint Materials ..10-155 1081 Epoxy and Adhesives.

10 10-163 1082 Structural Timber and Lumber ..10-172 1084 Piles ..10-175 1086 Pavement Markers ..10-176 1087 Pavement Markings ..10-180 1088 1089 Traffic Control ..10-189 1090 Portable Concrete Barrier ..10-200 1091 Electrical Materials ..10-201 1092 Signing Materials ..10-205 1094 Ground Mounted Signs ..10-208 1096 Overhead Sign STRUCTURES ..10-209 1098 Signals and Intelligent Transportation System Materials ..10-210 DIVISION 11 WORK ZONE TRAFFIC CONTROL 1101 Work Zone Traffic Control General Requirements ..11-1 1105 Temporary Traffic Control Devices ..11-4 1110 Work Zone Signs ..11-5 1115 Flashing Arrow Boards ..11-7 1120 Portable Changeable Message Signs ..11-8 1130 Drums ..11-9 1135 Cones ..11-10 1145 Barricades ..11-11 1150 Flaggers ..11-11 vii 1160 Temporary Crash Cushions .. 11-12 1165 Truck Mounted Attenuators .. 11-13 1170 Positive Protection .. 11-14 1180 Skinny Drums .. 11-18 1190 Law Enforcement.