SECTION 033000 - CAST-IN-PLACE CONCRETE

Sludge Treatment Project Engineered Container Retrieval and Transfer System December 2011
3.7 UNDERGROUND PIPING INSTALLATION
The fire protection water main shall be laid, and joints anchored, in accordance with NFPA 24. Minimum
depth of cover shall be 42 inches, in accordance with the DOE Fire Protection Handbook, Hanford
Chapter. The supply line shall terminate inside the building with a flanged piece, the bottom of
which shall be set not less than 6 inches above the finished floor. A blind flange shall be installed
temporarily on top of the flanged piece to prevent the entrance of foreign matter into the supply line.
A concrete thrust block shall be provided at the elbow where the pipe turns up toward the floor. In addition,
joints shall be anchored in accordance with NFPA 24 using pipe clamps and steel rods from the
elbow to the flange above the floor and from the elbow to a pipe clamp in the horizontal run of pipe.
Buried steel components shall be provided with a corrosion protective coating in accordance with
AWWA C203. Pipe within 5 ft of the foundations shall be of ductile iron. Piping more than 5 feet
outside the building walls shall meet the requirements of Section 331116 FACILITY WATER
DISTRIBUTION PIPING.
3.8 EARTHWORK
Earthwork shall be performed in accordance with applicable provisions of Section 31 2000 EARTH
MOVING.
3.9 ELECTRICAL WORK
Alarm signal wiring connected to the building fire alarm control system shall be in accordance with
Section 28 3100 FIRE DETECTION AND ALARM. Wiring color code shall remain uniform
throughout the system and shall meet the requirements of the DOE Fire Protection Handbook, Hanford
Chapter.
3.10 PIPE COLOR CODE MARKING
Color code marking of piping shall be as specified in Section 099600 SPECIAL COATINGS.
3.11 EQUIPMENT INSTALLATION
Install devices or equipment not specifically covered by these Specifications in accordance with manufacturer's
instructions.
3.12 CONNECTIONS TO EXISTING SYSTEMS
A. Final connection of new systems to existing underground piping systems will be made by with
materials furnished by the Subcontractor.
B. Final connection of new systems to other existing systems above grade shall be done by the
Subcontractor after contacting the STR who will implement the Site Fire Protection
Impairment Procedure. Do all final connections of this type with only one outage per
existing system.
3.13 PRELIMINARY TESTS
The system, including the underground water mains and the aboveground piping and system components,
shall be tested to assure that equipment and components function as intended. The underground
and aboveground interior piping systems and attached appurtenances subjected to system working
Contract 44577 KW Annex - Rev. D 44577-CSI-SPEC-001 211313 - 14