Page 7-40
Water Mains
The Engineer shall have free access to all testing and records pertaining to material to
be delivered to the job site. The Engineer may elect to be present at any or all material
testing operations.
The basis of acceptance shall be a certificate of compliance as described in
Section 1-06.3
, accompanied by two copies of pressure test results of the pipe or
fittings involved.
7-09.3
Construction Requirements
7-09.3(1) General
Trench excavation required for the installation of water mains and appurtenances shall
be unclassified. Material excavated from trenches and piled adjacent to the trench or in
a Roadway or public thoroughfare shall be piled and maintained so that the toe of the
slope of the spoil material is at least 2 feet from the edge of the trench. It shall be piled in
a manner to prevent surface water from flowing into the excavation and in a manner that
will cause a minimum of inconvenience to public travel. Free access shall be provided to
all fire hydrants, water valves, and meters; and clearance shall be left to enable the free
flow of storm water in gutters, conduits, and natural watercourses.
7-09.3(2) Ungraded Streets
On ungraded streets, when grading is not called for in the Contract, the depth of trench
excavation shall be as shown on the Plans and as staked.
Where the Plans show the pipe is to be laid above the existing ground surface, an
embankment fill shall be made and compacted to conform with the section shown on
the Plans, and the water main trench shall be excavated therein. That portion of the
embankment below the bottom of the pipe shall be compacted with rollers or mechanical
compactors under controlled moisture conditions as required under Method B of
Section 2-03.3(14)C
.
7-09.3(3) Clearing and Grubbing in Ungraded Streets
On ungraded streets, where clearing and grubbing is not called for in the Contract,
the area to be excavated or filled shall be cleared and grubbed by the Contractor. This
Work shall consist of the removal and disposal of logs, stumps, roots, brush, and other
refuse within 5 feet of the centerline of the pipe. Such material shall be disposed of in
accordance with the Special Provisions.
7-09.3(4) Removal of Existing Street Improvements
Removal of existing street improvements and pavement from driveways and sidewalks
shall be performed as specified in
Section 2-02
. Stockpiling of waste materials along the
trench shall not be allowed.