"High priority subsurface installations ae high stress natural gasoline pipelines with normal
operating pressures more than 415 kPa gauge, petroleum pipelines, conductors or cables which
can be doubtlessly risky to personnel, or the general public, if damaged." This paragraph
indicates that before the start date of an excavation, what must occur? - ANS-An agreed upon
website online visit
550 gallons of sewage overflow and do not reach any surface waters. What category of overflow
is that this? - ANS-Category 3
A flow of 650 pgm could be how many mgd? - ANS-0.936
A threat that can damage a TV digital camera going through a sewer is: - ANS-an offset joint
A individual who completes a training program in accordance with the necessities of Title 8,
Calif. Code of Regulations, Minimum Guidelines of the Common Ground Alliance is considered
a ______________ individual - ANS-Qualified Person
According to the State Water Resources Control Board Order No. 2006-003-DWQ, every
enrollee ought to increase and put into effect a device-unique: - ANS-SSMP (Sewer System
Management Plan)
After finishing a Temporary Traffic Control setup on your work quarter it is a superb exercise to: -
ANS-Observe how powerful your TTC setup is running to manipulate traffic and make the vital
changes
Based on new Best Practices of the Common Ground Alliance for marking underground Utilities,
the Inquiry Identification Number for an Underground Service Alert (USA) is viable for how many
days? - ANS-28 days
Before starting a protection operation in a basement positioned in the backyard of a residence
you must: - ANS-touch the resident and civilly ask permission to go into their outdoor
Biological activity in lengthy, slow-float, flat grade sewer traces will in all likelihood cause: -
ANS-odors
Clear water in entering a collection machine is known as what? - ANS-infiltration
emergency stoppages in pipelines may be cleared accurately by way of use of: - ANS-excessive
velocity cleaners
, Flatter sewer line grades can also cause brought sewer maintenance rate and scent nuisance.
This is caused by what? - ANS-A lower in pace which allows natural and inorganic solids to
settle out. This, in turn, allows organic interest to happen which corrodes the pipe and releases
hydrogen sulfide (H2S) which smells like rotten eggs
For a middle of the night Short Term Stationary Traffic Control Zone setup on low velocity/ low
extent street, the minimal height of the traffic cones used shall be ________ - ANS-28 inches
How can the participants of a balling group speak with every different? - ANS-Hand Signals
How high do your site visitors cones want to be if the velocity limit round your work sector is 35
MPH? - ANS-18". Cone height must be 18" if velocity limit is 30 MPH or much less and 28" if the
rate restrict is 45 MPH or extra
How long do you have to report a category 1 SSO? - ANS-2 hours
How lengthy do you need to document a category 2 or 3 SSO? - ANS-three days
how many flaggers are REQUIRED to perform a basic flagging operation? - ANS-one
How many forms of not unusual shoring are there? - ANS-6
How often need to an excavation website and adjoining areas be inspected for risky situations?
- ANS-Daily
in growing an S.O.P. For air monitoring in a Permit Required Confined Space you would
encompass what two elements? - ANS-Placement of the blower and a climate forecast
Infiltration can arise in a pipe while the pipe is: - ANS-cracked, damaged, fractures, has roots
getting into it and many others.
Maintenance programs are based on: - ANS-Preventative and corrective renovation principles
Name and describe the three soil sorts - ANS-Type A: cohesive soils like clay
Type B: Cohesive soil that have been disturbed or angular gravel
Type C: Granular Soils like sand. These are the least strong
Once enrolled in CIWQS, the "Collection System Questionnaire" have to be up to date at least
each: - ANS-12 Months
Personnel getting into a Permit Required Confined Space have to have the subsequent training
- ANS-entry and rescue