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General Provisions (00100-00999)

230821 — Breakaway Base Support Systems

MD · 2025 Standard SpecificationsBook pages 909909View official source ↗

CATEGORY 800 TRAFFIC SECTION 821 — BREAKAWAY BASE SUPPORT SYSTEMS

821.01 Description

Furnish and install breakaway base support systems or install Administration furnished breakaway base support systems if applicable.

821.02 Materials

Breakaway base support systems shall conform to the breakaway requirements specified in AASHTO Specification for Structural Supports for Highway Signs, Luminaires, and Traffic Signals. Breakaway Base Support Systems Refer to Contract Documents

821.03 Construction

Install breakaway base support systems for signals, lighting, and signing, including post hinge assembly units for sign structures, as specified in the Contract Documents and in conformance with the manufacturer’s recommendations. Grade the ground adjacent to the breakaway base as specified in the Contract Documents.

821.04 Measurement and Payment

The payment will be full compensation for all excavation, backfill, grading, and for all material, labor, equipment, tools, and incidentals necessary to complete the work. Breakaway Base Support Systems will be measured and paid for at the Contract unit price per each for breakaway support systems furnished and installed as specified in the Contract Documents. Pick up, delivery, and installation of Administration supplied breakaway base support systems will be measured and paid for at the Contract unit price per each for the pertinent Install Breakaway Base item. 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS 822 — REMOVE AND RELOCATE EXISTING SIGNS AND SIGN STRUCTURES CATEGORY 800 TRAFFIC SECTION 822 — REMOVE AND RELOCATE EXISTING SIGNS AND SIGN STRUCTURES

822.01 Description

Remove and relocate existing signs and sign structures.

822.02 Materials

Not applicable.

822.03 Construction

Make all existing cable safe in accordance with the appropriate electrical codes.

822.03.01 Removing Existing Signs. Existing signs may be relocated during construction.

Remove existing and relocated signs when the new signing system is complete. All new signs in a particular sequence giving similar directions shall be installed before existing signs are removed. After removing the sign structure, remove the remaining concrete foundations as specified in

207.03.01 Holes left after sign removal shall be backfilled, compacted, and restored to conditions

similar to the surrounding area.

822.03.02 Relocating Existing Signs. Relocate existing signs as specified in the Contract

Documents and as part of the new signing system. For removal and backfill of remaining concrete foundations, refer to 822.03.01.

822.04 Measurement and Payment

The payment will be full compensation for removing and relocating existing signs and sign structures, removing existing concrete foundations, backfilling and compacting existing holes left after foundation removal, and for all material, labor, equipment, tools, and incidentals necessary to complete the work.

822.04.01 Remove Existing Ground Mounted Signs and Supports will be measured and paid for

at the Contract unit price per square foot area of the sign. Removal of sign supports and concrete foundations will not be measured but the cost will be incidental to the Contract unit price for removing the signs. 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS

Source: Maryland Standard Specifications for Construction and Materials, 2025 Edition. Pages 909909 of 1,113.