With Complete Solutions
Color Coding System Color coding is used to identify the type
of underground facilities. Correct Answers Gas, Oil, Steam,
Petroleum or Gaseous Materials YELLOW Communication,
Alarm or Signal Lines, Cables or Conduit ORANGE Potable
Water BLUE Sewers and Drain Lines GREEN Reclaimed
Water, Irrigation and Slurry Lines PURPLE Temporary Survey
Markings PINK Proposed Excavation
Despite an excellent safety record, a leak caused by damage to a
pipeline may pose a hazard and has the potential to ignite. A
variety of measures are used to ensure pipeline safety including:
Correct Answers Coordination with One Call Centers,
Inspection programs, Design and construction practices,
Workforce qualifications, Industry safety practices and
government oversight, Pipeline markers and facility mapping,
and Public education programs
Dig Safe Observed Holidays Correct Answers New Year's
Day • M.L.K. Day • President's Day • Patriot's Day (MA,ME
only) • Memorial Day • Independence Day • Victory Day (RI
only) • Battle of Bennington Day (VT only) • Labor Day •
Juneteenth • Indigenous Peoples Day • Election Day (NH only,
on even years) • Veteran's Day • Thanksgiving Day • Christmas
Day
Dig Safe phone number Correct Answers 811 or 1888-DIG-
SAFE
, Dig Safe® Correct Answers a call center, serving as a link
between you - the excavator, and member utility companies. We
are a private, not-for-profit organization established to collect
information about your upcoming excavation project and notify
the appropriate member utilities in the area of excavation. The
utilities mark the location of their lines, or use private contract
locating companies to mark their lines. This is a free service for
anyone to use.
Gas sight Correct Answers You may see a white cloud, mist,
fog, or bubbles in standing water, or blowing dust. You may also
see vegetation that appears to be dead or dying for no apparent
reason.
Gas smell Correct Answers : Natural gas is colorless and
odorless. A distinctive, pungent odor is added so that you'll rec
Gas sound Correct Answers You may hear an unusual noise
like roaring, hissing or whistling.
How do you hold a pre-construction meeting before you start the
excavation. Correct Answers Walk all employees through the
site and note the location of all utility markings. Notify Dig Safe
of any utility structures with no markings around it, or if
anything just doesn't seem right.
How does Dig Safe define "Excavation" for Rhode Island?
Correct Answers " means an operation for the purpose of
movement or removal of earth, rock or other materials in or on
the ground, or otherwise disturbing the subsurface of the earth,
by the use of powered or mechanized equipment, including but