b.
One check test per lift for each [_____] square meters, feet, of
fill or backfill areas compacted by hand-operated machines.
c.
One check test per lift for each [_____] linear meters, feet, or
fraction thereof, of embankment or backfill for [roads]
[airfields].
d.
One check test per lift for each [_____] linear meters, feet, or
fraction thereof, of embankment or backfill for railroads.
3.18.4
Moisture Contents
In the stockpile, excavation, or borrow areas, a minimum of two tests per
day per type of material or source of material being placed during stable
weather conditions shall be performed. During unstable weather, tests
shall be made as dictated by local conditions and approved by the
Contracting Officer.
3.18.5
Optimum Moisture and Laboratory Maximum Density
Tests shall be made for each type material or source of material including
borrow material to determine the optimum moisture and laboratory maximum
density values. One representative test per [_____] cubic meters yards of
fill and backfill, or when any change in material occurs which may affect
the optimum moisture content or laboratory maximum density.
3.18.6
Tolerance Tests for Subgrades
Continuous checks on the degree of finish specified in paragraph SUBGRADE
PREPARATION shall be made during construction of the subgrades.
3.18.7
Displacement of Sewers
**************************************************************************
NOTE: The trench should be backfilled to at least
600 mm (2 feet).
**************************************************************************
After other required tests have been performed and the trench backfill
compacted to [[_____] meters feet above the top of the pipe] [the finished
grade surface], the pipe shall be inspected to determine whether
significant displacement has occurred. This inspection shall be conducted
in the presence of the Contracting Officer. Pipe sizes larger than 900 mm
(36 inches) 36 inches shall be entered and examined, while smaller diameter
pipe shall be inspected by shining a light or laser between manholes or
manhole locations, or by the use of television cameras passed through the
pipe. If, in the judgement of the Contracting Officer, the interior of the
pipe shows poor alignment or any other defects that would cause improper
functioning of the system, the defects shall be remedied as directed at no
additional cost to the Government.
3.19
DISPOSITION OF SURPLUS MATERIAL
Surplus material or other soil material not required or suitable for
filling or backfilling, and brush, refuse, stumps, roots, and timber shall
be [wasted in Government disposal area [indicated] [which is located within
a haul distance of [_____] km miles]] [removed from Government property as
directed by the Contracting Officer].
SECTION 02300
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