SECTION
02324
ROCK STRUCTURE
EXCAVATION AND DISPOSAL
PARTI-GENERAL
1.01 WORK INCLUDED:
The Contractor shall excavate rock, if encountered, to the lines and grades indicated in
the specifications or as directed, shall dispose of the excavated material, and shall
furnish the required material as specified in Section 02300 EARTHWORK for backfill
in place of the excavated rock.
1.02 RELATED WORK:
A. Section 02300, EARTHWORK
B. Section 02252, SUPPORT OF
EXCAVATION
1.03 DEFINITIONS:
A. The word "rock," wherever used as the name of the excavated material or material to
be excavated, shall mean only boulders and pieces of concrete or masonry exceeding
one cubic yard in volume, or solid ledge rock which, in the opinion of the Engineer,
requires for its removal, drilling and blasting, wedging, sledging, barring, or breaking
up with a power-operated tool. No soft or disintegrated rock which can be removed by
normal earth excavation methods, no loose, shaken, or previously blasted rock or
broken stone in rock fillings or elsewhere, and no rock exterior to the maximum limits
of measurement allowed, which may fall into the excavation, will be measured or
allowed as "rock."
B. The word "earth," wherever used as the name of an excavated material, or material to
be excavated shall mean all kinds of material other than rock as above defined.
1.04 QUALITY ASSURANCE:
A. The Contractor shall conform to all municipal ordinances and state and federal laws
relating to the transportation, storage, handling, and use of explosives. In the event that
any of the above-mentioned laws, ordinances, or regulations require a licensed blaster
to perform or supervise the work of blasting, said licensed blaster shall, at all times,
have his license on the work site and shall permit examination thereof by the Engineer
or other officials having jurisdiction.
2022 Sewer Replacement Project Rock Structure Excavation and Disposal
Nashua, NH 02324-1
