§ 10-96. Underground utility excavations.

All underground utility excavations made on County highways shall comply with the following requirements:

a

All excavations shall be evenly cut from the grade to a depth which will provide a minimum cover of thirty (30) inches between the top of any object placed in the excavation and the bottom of the lowest ditch draining the road, measured at right angles to the centerline of the road. Pavement shall be scored to provide even break.

b.

All excavations shall be backfilled in conformance with the Improvement Standards adopted by Resolutions of the Board of Supervisors and any modifications thereto as noted in the encroachment permit.

c.

After compacting the backfill, at a minimum, the road shall he surfaced in the same manner as the road was surfaced prior to the excavation. In no case shall the wearing surface, on paved or chip sealed roads, be less than two (2) inches asphaltic concrete Type B three-quarters (¾) inch max., medium grading over eight (8) inches class 2 aggregate base three-quarters (¾) inch max. grading.

d.

Where an excavation consists of trenching parallel to the centerline of the road, the total length of open trench shall not exceed five hundred (500) feet at any time.

e.

The person making any excavation on a County highway shall place warning signs and devices and take such other safety measures as necessary, including flagmen, to warn persons using the road of the excavation and to prevent injury to persons or damage to property lawfully on the road.

f.

The work shall be done in an expeditious manner so as to cause as little inconvenience to the traveling public as possible. One (1) lane of traffic must be allowed to pass at all times unless a convenient detour is approved by the Director of Public Works. At night, and during other periods when work is not in progress, two (2) ten (10) foot lanes must be kept open for traffic.

(Ord. No. 3907, § 1, 3-1-2005)