GERTC MSTC Looksfam Goswami
(Updated)
307.21
A parabolic vertical curve is being designed to connect two grades with G1 = +5% and G2 = −3%.
If PVC is at station 117 + 50.00, the elevation (ft) of the PVT is most nearly:
(See Image)
2.5
A pavement-based dual loop detector is used to monitor speeds of a stream of vehicles in one
travel lane. The following speeds (mph) were recorded:
45, 51, 58, 47, 50, 53, 51, 42, 61, 51
The traffic flow rate during this period is estimated to be 1,450 vphpl. The mean headway (sec)
is most nearly:
1,000 (889)
For a municipality in New York State, the recommended side friction coefficient under icy
conditions is 0.08. For a ramp with design speed = 40 mph and 4% superelevation, the minimum
curve radius (ft) is most nearly:
395 (392.4)
A highway with a straight alignment slopes down to a stop line as shown. The design speed of
the highway is 45 mph. The stopping sight distance (ft) is most nearly:
(See Image)
3877.23 N, 1290.12 W
A horizontal circular curve has PC at coordinates (ft) 4123.64 N, 1064.32 W. Curve radius = 1,030
ft. The tangent at the PC has bearing S42°30′W. The length of curve = 646.35 ft. The coordinates
of the PI are:
7.9 (7.87)
A concrete mix contains cement, moist sand, and moist coarse aggregate in the following
proportions by weight 1:1.8:2.6. The following specifications are given:
,(See Image)
The water content (gal/sack) of the concrete is most nearly:
16.0 (14.3)
CE Board Dec 2024 A crane is used to lift a load of 16 tons as shown. The crane cabin has a
ballasted weight of 24 tons. The allowable soil pressure is 2,800 lb/ft2. If the crane is supported
by 4 outriggers, as shown, the minimum contact area (ft2) of the outrigger pads is most nearly:
(See Image)
ADGJ
CE Board Nov 2023 A project consists of 10 activities as outlined in the table below. All
relationships are finish-to-start unless otherwise noted.
(See Image)
The activity on arrow representation of the project is also shown below.
(See Image)
The critical path for the project is
45 (45.2)
The centerline of the local horizontal alignment of a two-lane highway is a circular curve with
radius = 915 ft. The length of curve is 600 ft. Trees are located adjacent to the highway, as
shown. Assume standard lane width = 12 ft. The safe design speed (mph) based on adequate
sight distance is most nearly:
(See Image)
1715 (1714)
CE Board April 2024 A hoisting mechanism uses a cable system as shown below. If the load W =
3 tons, the effort required (lb) at point B is most nearly:
(See Image)
3,500 (3,543)
CE Board Dec 2024 Construction of a 50-ft-wide roadway requires fill between station 10 + 0.00
and station 11 + 0.00. The table below shows required depth of fill (ft) at various horizontal
,offsets (ft) from the centerline of the roadway alignment. Earthwork is to be calculated by the
average end area method. The volume of fill (yd3) is most nearly:
2
An excavation trench is 5 ft deep, 6 ft wide, and 95 ft long. According to OSHA standards, how
many ladders are required to provide egress from the trench?
11 (10.2)
CE Board Nov 2023 An excavator has a bucket capacity of 2.8 yd3. Its operation cycle consists of
the following phases: (a) excavation time = 45 sec, (b) travel time (two-way) = 4 min, and (c)
dumping/transfer time = 30 sec. Assume an overall efficiency factor for the excavator = 85%.
The quantity of excavated material = 50,000 ft3 (bank measure).
The material has the following properties:
Swell = 20%
Unit weight = 120 lb/ft3
Water content = 30%
The number of days required to complete the job, assuming 8-hr workdays, is most nearly:
1,665 (1663.4)
A parabolic vertical curve joins a grade of −4% to a grade of +6%. The PVI is at station 10 +
56.30. Elevation of the PVI is 432.65 ft. The curve passes under a bridge structure at station 12 +
00.00. The elevation of the bottom of the bridge girders is 470.00 ft. The minimum vertical
clearance under the bridge is 14 ft 6 in. The required length of the curve (ft) is most nearly:
(See Image)
1.10 (1.11)
CE Board April 2024 A local municipality must make a determination about the feasibility of
repairing a bridge. The estimated useful life of the bridge is 25 years. The MARR is 8%. The
relevant cost estimates are shown below. All costs are shown in thousands of dollars.
(See Image)
The benefit-cost ratio of making repairs is most nearly:
$1,280 ($1,284.4)
, A room is 35 ft × 25 ft in plan. Ceiling height is 14 ft. Openings for doors and windows total 85
ft2. The following data is given for plastering and painting operations.
Plaster and paint crew:
1 supervisor $30/hr
1 laborer $12/hr
2 painter $18/hr
Plastering productivity = 50 ft2/L.H.
Painting productivity = 150 ft2/L.H.
The estimated labor cost for plastering and painting the room (walls and ceiling) is most nearly:
6 (5.9)
A landfill accepts municipal solid waste from town A population 20,000). The landfill has been in
operation for 6 years and has remaining capacity of 1,000,000 yd3. A new subdivision
(population 5,000) is developed and populated. The waste generation rate is 5 lb/capita-day.
The average compacted density in the landfill is 40 lb/ft3. The reduction in the service life
(years) of the landfill due to the addition of the new subdivision is most nearly:
121 + 36.39
A parabolic vertical curve is to connect a tangent of +5% to a gradient of −4%. If the PVI is at
station 123 + 32.50 and the tangent offset at the PVT is 17.65 ft, the station of the PVC is most
nearly:
45 (45.4)
Spot speed measurements are taken for vehicles passing a given point on an urban road. Results
are grouped (5-mph intervals) as shown in the table below.
(See Image)
The 85th percentile speed (mph) is most nearly
145
If the driver perception time of 2.5 sec is assumed, the braking distance (ft) for a car on a 2%
upgrade traveling at 40 mph is most nearly:
54 (53.6)
A car accelerates uniformly from rest to its peak speed of 70 mph. The acceleration rate is 8
mph/sec. After cruising at maximum speed, the vehicle must brake to a complete stop,
(Updated)
307.21
A parabolic vertical curve is being designed to connect two grades with G1 = +5% and G2 = −3%.
If PVC is at station 117 + 50.00, the elevation (ft) of the PVT is most nearly:
(See Image)
2.5
A pavement-based dual loop detector is used to monitor speeds of a stream of vehicles in one
travel lane. The following speeds (mph) were recorded:
45, 51, 58, 47, 50, 53, 51, 42, 61, 51
The traffic flow rate during this period is estimated to be 1,450 vphpl. The mean headway (sec)
is most nearly:
1,000 (889)
For a municipality in New York State, the recommended side friction coefficient under icy
conditions is 0.08. For a ramp with design speed = 40 mph and 4% superelevation, the minimum
curve radius (ft) is most nearly:
395 (392.4)
A highway with a straight alignment slopes down to a stop line as shown. The design speed of
the highway is 45 mph. The stopping sight distance (ft) is most nearly:
(See Image)
3877.23 N, 1290.12 W
A horizontal circular curve has PC at coordinates (ft) 4123.64 N, 1064.32 W. Curve radius = 1,030
ft. The tangent at the PC has bearing S42°30′W. The length of curve = 646.35 ft. The coordinates
of the PI are:
7.9 (7.87)
A concrete mix contains cement, moist sand, and moist coarse aggregate in the following
proportions by weight 1:1.8:2.6. The following specifications are given:
,(See Image)
The water content (gal/sack) of the concrete is most nearly:
16.0 (14.3)
CE Board Dec 2024 A crane is used to lift a load of 16 tons as shown. The crane cabin has a
ballasted weight of 24 tons. The allowable soil pressure is 2,800 lb/ft2. If the crane is supported
by 4 outriggers, as shown, the minimum contact area (ft2) of the outrigger pads is most nearly:
(See Image)
ADGJ
CE Board Nov 2023 A project consists of 10 activities as outlined in the table below. All
relationships are finish-to-start unless otherwise noted.
(See Image)
The activity on arrow representation of the project is also shown below.
(See Image)
The critical path for the project is
45 (45.2)
The centerline of the local horizontal alignment of a two-lane highway is a circular curve with
radius = 915 ft. The length of curve is 600 ft. Trees are located adjacent to the highway, as
shown. Assume standard lane width = 12 ft. The safe design speed (mph) based on adequate
sight distance is most nearly:
(See Image)
1715 (1714)
CE Board April 2024 A hoisting mechanism uses a cable system as shown below. If the load W =
3 tons, the effort required (lb) at point B is most nearly:
(See Image)
3,500 (3,543)
CE Board Dec 2024 Construction of a 50-ft-wide roadway requires fill between station 10 + 0.00
and station 11 + 0.00. The table below shows required depth of fill (ft) at various horizontal
,offsets (ft) from the centerline of the roadway alignment. Earthwork is to be calculated by the
average end area method. The volume of fill (yd3) is most nearly:
2
An excavation trench is 5 ft deep, 6 ft wide, and 95 ft long. According to OSHA standards, how
many ladders are required to provide egress from the trench?
11 (10.2)
CE Board Nov 2023 An excavator has a bucket capacity of 2.8 yd3. Its operation cycle consists of
the following phases: (a) excavation time = 45 sec, (b) travel time (two-way) = 4 min, and (c)
dumping/transfer time = 30 sec. Assume an overall efficiency factor for the excavator = 85%.
The quantity of excavated material = 50,000 ft3 (bank measure).
The material has the following properties:
Swell = 20%
Unit weight = 120 lb/ft3
Water content = 30%
The number of days required to complete the job, assuming 8-hr workdays, is most nearly:
1,665 (1663.4)
A parabolic vertical curve joins a grade of −4% to a grade of +6%. The PVI is at station 10 +
56.30. Elevation of the PVI is 432.65 ft. The curve passes under a bridge structure at station 12 +
00.00. The elevation of the bottom of the bridge girders is 470.00 ft. The minimum vertical
clearance under the bridge is 14 ft 6 in. The required length of the curve (ft) is most nearly:
(See Image)
1.10 (1.11)
CE Board April 2024 A local municipality must make a determination about the feasibility of
repairing a bridge. The estimated useful life of the bridge is 25 years. The MARR is 8%. The
relevant cost estimates are shown below. All costs are shown in thousands of dollars.
(See Image)
The benefit-cost ratio of making repairs is most nearly:
$1,280 ($1,284.4)
, A room is 35 ft × 25 ft in plan. Ceiling height is 14 ft. Openings for doors and windows total 85
ft2. The following data is given for plastering and painting operations.
Plaster and paint crew:
1 supervisor $30/hr
1 laborer $12/hr
2 painter $18/hr
Plastering productivity = 50 ft2/L.H.
Painting productivity = 150 ft2/L.H.
The estimated labor cost for plastering and painting the room (walls and ceiling) is most nearly:
6 (5.9)
A landfill accepts municipal solid waste from town A population 20,000). The landfill has been in
operation for 6 years and has remaining capacity of 1,000,000 yd3. A new subdivision
(population 5,000) is developed and populated. The waste generation rate is 5 lb/capita-day.
The average compacted density in the landfill is 40 lb/ft3. The reduction in the service life
(years) of the landfill due to the addition of the new subdivision is most nearly:
121 + 36.39
A parabolic vertical curve is to connect a tangent of +5% to a gradient of −4%. If the PVI is at
station 123 + 32.50 and the tangent offset at the PVT is 17.65 ft, the station of the PVC is most
nearly:
45 (45.4)
Spot speed measurements are taken for vehicles passing a given point on an urban road. Results
are grouped (5-mph intervals) as shown in the table below.
(See Image)
The 85th percentile speed (mph) is most nearly
145
If the driver perception time of 2.5 sec is assumed, the braking distance (ft) for a car on a 2%
upgrade traveling at 40 mph is most nearly:
54 (53.6)
A car accelerates uniformly from rest to its peak speed of 70 mph. The acceleration rate is 8
mph/sec. After cruising at maximum speed, the vehicle must brake to a complete stop,
