2. Contractor shall use extra care when compacting adjacent to pipes and
drainage structures. Backfill and compaction shali proceed along sides of
drainage structures so that the difference in top of fill level on any side of the
structure shall not exceed two feet (2') at any stage of construction.
3. | Where backfill is to be placed on only one side of a structural wall, only hand-
operated roller or plate compactors shall be used within a lateral distance of
five feet (5') of the wall for walls less than fifteen feet (15') high and within ten
feet (10') of the wall for walls more than fifteen feet (15") high.
3.04 DISPOSAL OF SURPLUS MATERIALS:
A. No excavated material shall be removed from the site of the work or disposed of by
the Contractor unless approved by the Engineer.
B. Surplus excavated materials, which are acceptable to the Engineer, shall be used to
backfill normal excavations in rock or to replace other materials unacceptable for
use as backfill.
C. Surplus excavated clean material not needed as specified above shall be hauled away
and disposed of by the Contractor at the Nashua Landfill. Arrangements must be
made with the landfill prior to delivery. Disposal of all rubble shall be in
accordance with all applicable local, state and federal regulations.
END OF SECTION
2019 Sewer Replacement Project Earthwork
Nashua, NH 02300-8
