Town of Dover, MA Article VIII Existing Street Specifications

§ 248-30 Street Openings.

Before starting work, the contractor shall obtain all necessary permits for excavating or storing material on a public or private way and any other permits or bonds required.

§ 248-31 Provisions for Traffic.

A. All operations shall be conducted so that interference with the flow of traffic will be held to a minimum. Temporary bridging across trenches shall be constructed when necessary for traffic and pedestrians.

B. All necessary precautions to prevent injury to the public due to open trenches shall be taken. Protective fences and barricades shall be erected, and adequate warning lights at all trenches, excavated material, equipment or any other obstacle which may in any way be source of potential danger to the public shall be provided.

C. All costs for police protection in connection with maintaining traffic while work is in progress shall be provided and paid.

D. The contractor shall remain fully responsible for the protection of persons and property at all times.

§ 248-32 Construction procedures.

[Amended 7-16-2007]

A. Existing pavement shall be cut prior to excavation. The width of the cut shall extend beyond the edge of trench at least 3 feet on each side.

B. After bedding the pipe, the trench shall be backfilled with Controlled Density Fill as specified previously (see § 248-19B(19), trench backfill).

C. The Controlled Density Fill shall be placed up to the bottom course of existing pavement.

D. Steel plates shall be placed over the trench and excavated pavement and shall extend at least 2 feet beyond the edge of the pavement cut.

§ 248-33 Materials.

All materials for use in trenches shall be approved by the Superintendent of Streets prior to placement.

§ 248-34 Compaction.

A. All backfill and gravel shall be compacted in six-inch layers.

B. Pneumatic tools shall be used for compaction until a level is reached where it becomes practical to use a roller. Rollers shall weigh not less than 10 tons.

§ 248-35 Temporary pavement.

A. Temporary pavement shall consist of Class I bituminous concrete pavement Type I-1, 1 1/2 inches thick, in accordance with the most recent edition of the Commonwealth of Massachusetts, Standard Specifications for Highways and Bridges, Boston, MA.

B. The contractor shall maintain the pavement surface. If points of settlement or holes appear in the temporary pavement, the contractor shall repair the same within 3 days of notification by the Superintendent of Streets.

§ 248-36 Permanent pavement.

[amended 7-16-2007]

A. Permanent pavement shall be Type I bituminous concrete placed in binder and finish courses matching the existing pavement courses and rolled with a ten-ton roller.

B. Prior to placing the pavement courses the edges of cut pavement shall be painted with hot asphalt.

C. After completing the paving, the area shall be mechanically cleaned and swept of all surplus material and debris to the satisfaction of the Superintendent of Streets.

D. Compaction with a ten-ton roller shall be done, as directed by the Superintendent of Streets.