VA ST FB KNGMN-WLKR GTS - Fort Belvoir - Kingman & Walker Gates

1 2022 Supplement to the VDOT 2020 Road and Bridge Specifications This volume contains all revisions to the 2020 Road and Bridge Specifications effective December 31, 2021. -- 1 of 92 -- 2 Table of Contents Table of Contents .................................................................................................. 2 SECTION 101 – DEFINITIONS OF ABBREVIATIONS, ACRONYMS, AND TERMS ............................................................................................................ 3 SECTION 105 – CONTROL OF WORK ............................................................ 3 SECTION 107 – LEGAL RESPONSIBILITIES .................................................. 4 SECTION 200 – GENERAL ............................................................................. 11 SECTION 202—FINE AGGREGATE .............................................................. 13 SECTION 203 – COARSE AGGREGATE ....................................................... 14 SECTION 204 – STONE FOR MASONRY, RIPRAP, POROUS BACKFILL, AND GABIONS ............................................................................................. 14 SECTION 206 – LIGHTWEIGHT AGGREGATE ............................................. 14 SECTION 210 – ASPHALT MATERIALS ........................................................ 16 SECTION 211 – ASPHALT CONCRETE ........................................................ 17 SECTION 217 – HYDRAULIC CEMENT CONCRETE .................................... 23 SECTION 223 – STEEL REINFORCEMENT .................................................. 37 SECTION 226 – STRUCTURAL STEEL ......................................................... 37 SECTION 237 – STRUCTURE BEDDING MATERIAL AND BEARING PADS ...................................................................................................................... 40 SECTION 245 – GEOSYNTHETICS AND LOW PERMEABILITY LINERS .... 41 SECTION 305 – SUBGRADE AND SHOULDERS .......................................... 46 SECTION 315 – ASPHALT CONCRETE PLACEMENT ................................. 48 SECTION 316 – HYDRAULIC CEMENT CONCRETE PAVEMENT ............... 59 SECTION 319 – THIN HOT MIX ASPHALT CONCRETE OVERLAY ............. 60 SECTION 320 – BM-25.0D WITH INCREASED ASPHALT CONTENT ......... 65 SECTION 321 – TRENCH WIDENING............................................................ 67 SECTION 322 – ASPHALT SURFACE PREPARATION AND OVERLAY ...... 69 SECTION 323 – ASPHALT PATCHING OF EXISTING FLEXIBLE AND RIGID PAVEMENT AND SHOULDERS .................................................................. 79 SECTION 401—STRUCTURE EXCAVATION ................................................ 83 SECTION 405 – PRESTRESSED CONCRETE .............................................. 84 SECTION 406 – REINFORCING STEEL ........................................................ 84 SECTION 407 – STEEL AND OTHER METAL STRUCTURES...................... 85 SECTION 410—RAILINGS AND PARAPETS ................................................. 87 SECTION 412 – WIDENING, REPAIRING, AND RECONSTRUCTING EXISTING STRUCTURES ............................................................................ 88 SECTION 520 – WATER AND SANITARY SEWER FACILITIES ................... 89 SECTION 700 – GENERAL ............................................................................. 90 SECTION 701 – TRAFFIC SIGNS ................................................................... 90 -- 2 of 92 -- 3 SECTION 101 – DEFINITIONS OF ABBREVIATIONS, ACRONYMS, AND TERMS SS101-002020-01 March 24, 2020 SECTION 101 – DEFINITIONS OF ABBREVIATIONS, ACRONYMS, AND TERMS is amended as follows: Section 101.01 – Abbreviations and Acronyms is amended to include the following: ATSSA American Traffic Safety Service Association ITS Intelligent Transportation Systems MASH Manual for Assessing Safety Hardware NFPA National Fire Protection Association NTPEP National Transportation Product Evaluation Program VAC Virginia Administrative Code, when referencing a legal code Section 101.01 – Abbreviations and Acronyms is amended to replace the following abbreviations: VAC Volts Alternating Current when used to define an amount of electrical potential. Section 101.02 – Terms is amended by inserting the below terms and definitions: Internet. The electronic communications network that connects computer networks and organizational computer facilities around the world. Match-Cure. A process where concrete test specimens are cured at the same temperature as the product by monitoring the concrete temperature in both the product and the test specimens and applying heat to the test specimens to match the temperature of the concrete. SECTION 105 – CONTROL OF WORK SS105-002020-01 August 13, 2019 SECTION 105 – CONTROL OF WORK is amended as follows: Section 105.10(b) – Plans is replaced with the following: Plans will be furnished to the Contractor electronically without charge. Plan revisions issued while the project is under construction will be furnished to the Contractor electronically. -- 3 of 92 -- 4 The Contractor shall keep one complete set of plans, standard drawings, Contract assemblies, and Specifications available on the project at all times. For maintenance projects, certain sign projects, and other projects having no field office or on which the Contractor has no office, the Contractor shall keep one complete set of plans, Contract assemblies, and Specifications with him while prosecuting the Work. In the event items of Work are required as per the Standard Drawings, the Contractor shall also keep the appropriate Standard Drawings on the project during the performance of that work. Plans consisting of general drawings and showing such details as are necessary to give a comprehensive understanding of the work specified will be furnished by the Department. Except as otherwise shown on the plans, dimensions shown on the Plans are measured in the respective horizontal or vertical planes. Dimensions that are affected by gradie…