3.04. BLASTING RECORDS:
The Contractor shall prepare and submit to the Engineer daily blast reports, including logs of
each blast. Reports shall be submitted to the Engineer no later than the start of the next day's
work. However, during each day of blasting, the Contractor shall review and shall provide
access for the Engineer to review the data from that day's blasting. Reports after each blast
shall include at least the following information for each blast:
Date, time, and location of blast
Permit number and expiration date
Amount and type of explosives used by weight and number of cartridges
Total number of delays used and number of holes used for each delay
On a diagram of the blast pattern, indicate total number and depth of holes,
maximum charge per delay, maximum charge per hole, and corresponding delay
number
An evaluation of the blast indicating areas of significant over-break, unusual results,
and any recommended adjustments for the next blast.
3.05 POST BLASTING INSPECTIONS:
The Contractor shall examine any properties, structures, and conditions where
complaints of damage have been received or damage claims have been filed. Advance
notice shall be given to all interested parties so that the parties may be present during
the final examination. Records of the final examination shall be signed and distributed to
the owner of the property, the head of the local fire department, and the Engineer.
END OF SECTION
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