TM 5-822-11/AFP 88-6, Chap. 7
deficiencies are noted during the project, they
When specialized sealants such as preformed seals
should be brought to the attention of the supervi-
are being removed, several passes with hand work
sor and recorded in the project log book. Any
in between the passes of the joint plow may be
time the inspector notes a deficiency and calls it to
required for complete removal without damaging
the attention of the contractor, it should be noted
the concrete.
in the log book along with exactly to whom the
c. Sawing or Refacing.
inspector talked. It is advisable to reference the
(1)
The following items should be
noted deficiencies to permanent features of the
examined after the sawing operation:
pavement.
(a) Joint width.
b. Sealant Removal. The joints should be in-
(b) Joint depth.
spected before removal begins as well as after the
(c) Straightness of the joint.
removal. This will allow the determination of how
(d) Cleanliness of joint sidewalls.
much, if any, concrete was spalled by the contrac-
(e) Damage to joint sidewalls.
tor. Surface spalling that does not extend beyond
(2)
A template made from metal such as
1/8 to 1/4 inch may be allowable for field-poured
the one shown in figure 6-1 should be obtained to
sealants. Larger and deeper spalls must be re-
aid in determining if the joints meet the
paired before sealing. The larger spalls should be
specifications. If the template cannot be inserted
marked with spray paint on the pavement surface
into the joint perpendicular to the bottom and
and the deficiency recorded. Excessive force
sidewalls, the joint must be resawn to meet the
should not be allowed on the removal tool. The
specification value. The dimensions of the
contractor should change cutting tools, bring in
template will depend upon the tolerances allowed
another piece of equipment, or slow the removal
in the specifications.
process if damage to the concrete is occurring.
6-3
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