(a) Descriptions on the pre-blast inspection shall locate any existing cracks,
damage, or other defects, and shall include such information so as to make
it possible to determine the effect, if any, of the blasting operations on the
defect.
(b) Where significant cracks or damage exists, or for defects too complicated
to describe in words, photographs or videos shall be taken. A photographic
or video survey can be used in lieu of a written form.
(c) The Applicant, as well as the owner and/or tenant of the property being
inspected, shall sign all such inspections once completed.
(d) A property owner and/or tenant refusal, for whatever reason, to allow a
pre-blast inspection, or to sign a pre-blast inspection form, shall be noted
on the pre-blast inspection form.
(e) The Applicant shall provide copies of the completed pre-blast inspections
to each property owner and/or tenant. When a blast inspection is complete,
with written consent of the property owner and/or tenant, the Fire Chief,
the Fire Marshall or their designees shall be permitted to request a copy.
(f) The inspections shall be kept by the Applicant and be made available to
the City, property owner and/or tenant pursuant to B.3(e), upon request,
for a minimum of five (5) years from the end date of the last blasting
permit issued.
Post-Blast Inspections and Blasting Damage Complaints.
(1) Any property owner and/or tenant can request, and receive at no charge, a post-
blast inspection, following the same requirements in B(3), above.
(2) Upon receipt of any blasting damage complaint, the Applicant shall notify the
Fire Marshal of the complaint and provide a copy of the blasting complaint within
twenty-four (24) hours. The Applicant shall also provide a copy of the
Applicant’s blasting complaint investigation findings when completed to the
Nashua Fire Marshal’s Office.
Seismic Measuring Devices.
(1)
(2)
3)
Prior to conducting any blasting, the Applicant or their agent shall identify the
two closest structures to the blasting site not owned by the owner of the blast site,
that are within five hundred (500) feet or such distance as designated by the Fire
Marshal, and request written permission from the owner(s) thereof to install and
monitor seismic measuring equipment.
The Applicant shall make two attempts to obtain such permission.
Ifthe second attempt is unsuccessful, the seismic measuring equipment shall be
installed between the structure and the blast location as close as reasonable to the
structure.
