CM250 EXAM 2 QUESTIONS &
COMPLETE SOLUTIONS
Within the federal CQM (construction quality management) program, who has the responsibility
for quality control? - correct answer ✔✔Builder
To determine the fleet size (number of haulers) for the project, one of two deterministic models
are used. What are the two models? - correct answer ✔✔rational and queues
The CQM process provides full documentation of the materials incorporated into the work,
work performed, and tests results of work in place. - correct answer ✔✔True
Which party in the traditional construction process has primary responsibility for quality
control? - correct answer ✔✔?
Quality assurance focuses on - correct answer ✔✔Providing confidence that specific quality
requirements can and will be satisfied
Quality control focuses on ______. - correct answer ✔✔Meeting the specific quality
requirements required in the contract documents
What is the required level tolerance specified by most manufactures for setting a crane? -
correct answer ✔✔1%
You are setting a rooftop air handler. The top of the roof parapet is 60-ft above the finish grade
that the crane is sitting on. The rigging from the end of the boom is 5 ft from the end of the
boom and includes the hook. The air handler and the slings to lift it are 10 ft. high. The
minimum distance from the building that you can set the crane is 45 ft. The air handler is to be
, set 40 ft from the edge of the roof. What minimum (calculated) length of boom will you need,
and how far from the building will you set the crane? - correct answer ✔✔142 ft and 60 ft ?
If the projected lift exceeds 75% of the crane's rated capacity, or if there are multiple cranes
used for a lift, it is considered a "critical lift". - correct answer ✔✔True
What is the average time to erect and dismantle a 165 ft tower crane? - correct answer ✔✔21
days
In selecting a crane, you need to consider the weight of the load (crane attachments, wire rope,
slings, and block), maximum radius of swing to lift the load, and the combined height of the
load, slings, block, and vertical lift. - correct answer ✔✔True
If you are willing to accept no more than a 20% chance of exceeding the design capacity of the
drainage culvert for your project, what rainfall intensity factor would... (incomplete, graph
question) - correct answer ✔✔1.18
Key principles to erosion control include _________. (Select all that apply) - correct answer
✔✔Minimize disturbed area and protect natural features and soil
Control of stormwater flowing onto and through the project site
Protection of slopes
When must the application (notice of intent) be made for obtaining permit coverage for the
construction site? - correct answer ✔✔No later than 14 days prior to the start of construction ?
What federal regulation governs the development of SWPPP? - correct answer ✔✔NPDES
COMPLETE SOLUTIONS
Within the federal CQM (construction quality management) program, who has the responsibility
for quality control? - correct answer ✔✔Builder
To determine the fleet size (number of haulers) for the project, one of two deterministic models
are used. What are the two models? - correct answer ✔✔rational and queues
The CQM process provides full documentation of the materials incorporated into the work,
work performed, and tests results of work in place. - correct answer ✔✔True
Which party in the traditional construction process has primary responsibility for quality
control? - correct answer ✔✔?
Quality assurance focuses on - correct answer ✔✔Providing confidence that specific quality
requirements can and will be satisfied
Quality control focuses on ______. - correct answer ✔✔Meeting the specific quality
requirements required in the contract documents
What is the required level tolerance specified by most manufactures for setting a crane? -
correct answer ✔✔1%
You are setting a rooftop air handler. The top of the roof parapet is 60-ft above the finish grade
that the crane is sitting on. The rigging from the end of the boom is 5 ft from the end of the
boom and includes the hook. The air handler and the slings to lift it are 10 ft. high. The
minimum distance from the building that you can set the crane is 45 ft. The air handler is to be
, set 40 ft from the edge of the roof. What minimum (calculated) length of boom will you need,
and how far from the building will you set the crane? - correct answer ✔✔142 ft and 60 ft ?
If the projected lift exceeds 75% of the crane's rated capacity, or if there are multiple cranes
used for a lift, it is considered a "critical lift". - correct answer ✔✔True
What is the average time to erect and dismantle a 165 ft tower crane? - correct answer ✔✔21
days
In selecting a crane, you need to consider the weight of the load (crane attachments, wire rope,
slings, and block), maximum radius of swing to lift the load, and the combined height of the
load, slings, block, and vertical lift. - correct answer ✔✔True
If you are willing to accept no more than a 20% chance of exceeding the design capacity of the
drainage culvert for your project, what rainfall intensity factor would... (incomplete, graph
question) - correct answer ✔✔1.18
Key principles to erosion control include _________. (Select all that apply) - correct answer
✔✔Minimize disturbed area and protect natural features and soil
Control of stormwater flowing onto and through the project site
Protection of slopes
When must the application (notice of intent) be made for obtaining permit coverage for the
construction site? - correct answer ✔✔No later than 14 days prior to the start of construction ?
What federal regulation governs the development of SWPPP? - correct answer ✔✔NPDES
