MOT LTAP CERTIFICATION EXAM
QUESTIONS AND VERIFIED ANSWERS 2026
▶ (T/F) Escort transport vehicles without proper strobe lights, LED warning
lights or rotating beacons or conspicuity tape to and from the work zone
only with the approval of the Engineer Answer: True (CMS 2019, section
614.11)
▶ Repair or replace unsatisfactory markings immediately and at no
additional cost to the department, if the marking were in place for
__________ days or less. Answer: 120 calendar days (CMS 2019, section
614.11)
▶ All barriers segments are to be marked on the top, as shown, PCB-Rxx-
350-TL3. What does the xx stand for? Answer: it will indicate the year
casted
▶ The contractor shall select one of the three acceptable options for
terminating portable barriers. Answer: Refer to NOTE ITEMS #3 a), b), and
c)
▶ Cones used for night time traffic control shall have a minimum height of
____________? Answer: 42" (Drums/Cones, section 13B)
▶ For construction of temporary walkways, the maximum grade shall be
_____________ unless specified otherwise? Answer: 5% (MT110.10 (5B))
▶ ____________________ shall be used to protect pedestrians from
thrown object from passing vehicle? Answer: Plywood Walls ( MT-110.10
(7E))
▶ Temporary sign support requirements, Class B supports shall be used at
the following locations _________________ Answer: Within the clear zone
where protected by guardrail or concrete barrier or retaining wall/ or outside
the clear zone (MT-105.10, Class B, (a) & (g))
, ▶ Class A supports are fixed to the top of portable barrier by
______________? Answer: Set screws (MT-105.1)
▶ What is the merging taper rate minimum for a 55 mph speed limit?
Answer: 55:1 (MT-95.40, Table II)
▶ How are portable barriers terminated? Answer: Shall be terminated on
the paved shoulder if the cross-slope is greater than 10:1 (MT-94.40, 14a-
14j)
▶ Use of cones at night shall be ________________ along tapers?
Answer: This is prohibited
▶ Drum spacing along a Two-way traffic taper shall be ______________
center to center? Answer: 10' (MT-96.11 (a) drums/cones)
▶ What retroreflective surface should an attenuator nose (without stripes)
have? Answer: Solid fluorescent yellow (MT-101.70)
▶ Spacing of a barrier reflector without a glare screen shall be
_____________? Answer: 50' maximum center to center, Top-mounted
object markers (6"x12") at 50' maximum, Barrier reflectors and object
markers to be alternated at 25' spacing (MT-101.70)
▶ Portable barrier glare screen panels? Answer: Glare screen delineation
are vertical stripes. Vertical stripes ae Type G, H, or J (2'x12"). They shall
be placed in groups of 3, on adjacent paddles at 50' center to center (MT-
101.70)
▶ What protection is needed for a 10" drop-off in a work zone? Answer:
refer to MT-101.90 Condition 2
▶ Equip all project motor vehicles and trailers having a gross weight of
_____________ or greater in single or combination with conspicuity tape?
Answer: 10,000 lbs (614.03 of the CMS)
▶ What type of conspicuity tape is used for vehicles over 10,000 lbs?
Answer: Use red and white, Type G, H or J retroreflective sheeting
▶ Inspection form CA-D-8 is used for what type of projects? Answer: Long
term projects
QUESTIONS AND VERIFIED ANSWERS 2026
▶ (T/F) Escort transport vehicles without proper strobe lights, LED warning
lights or rotating beacons or conspicuity tape to and from the work zone
only with the approval of the Engineer Answer: True (CMS 2019, section
614.11)
▶ Repair or replace unsatisfactory markings immediately and at no
additional cost to the department, if the marking were in place for
__________ days or less. Answer: 120 calendar days (CMS 2019, section
614.11)
▶ All barriers segments are to be marked on the top, as shown, PCB-Rxx-
350-TL3. What does the xx stand for? Answer: it will indicate the year
casted
▶ The contractor shall select one of the three acceptable options for
terminating portable barriers. Answer: Refer to NOTE ITEMS #3 a), b), and
c)
▶ Cones used for night time traffic control shall have a minimum height of
____________? Answer: 42" (Drums/Cones, section 13B)
▶ For construction of temporary walkways, the maximum grade shall be
_____________ unless specified otherwise? Answer: 5% (MT110.10 (5B))
▶ ____________________ shall be used to protect pedestrians from
thrown object from passing vehicle? Answer: Plywood Walls ( MT-110.10
(7E))
▶ Temporary sign support requirements, Class B supports shall be used at
the following locations _________________ Answer: Within the clear zone
where protected by guardrail or concrete barrier or retaining wall/ or outside
the clear zone (MT-105.10, Class B, (a) & (g))
, ▶ Class A supports are fixed to the top of portable barrier by
______________? Answer: Set screws (MT-105.1)
▶ What is the merging taper rate minimum for a 55 mph speed limit?
Answer: 55:1 (MT-95.40, Table II)
▶ How are portable barriers terminated? Answer: Shall be terminated on
the paved shoulder if the cross-slope is greater than 10:1 (MT-94.40, 14a-
14j)
▶ Use of cones at night shall be ________________ along tapers?
Answer: This is prohibited
▶ Drum spacing along a Two-way traffic taper shall be ______________
center to center? Answer: 10' (MT-96.11 (a) drums/cones)
▶ What retroreflective surface should an attenuator nose (without stripes)
have? Answer: Solid fluorescent yellow (MT-101.70)
▶ Spacing of a barrier reflector without a glare screen shall be
_____________? Answer: 50' maximum center to center, Top-mounted
object markers (6"x12") at 50' maximum, Barrier reflectors and object
markers to be alternated at 25' spacing (MT-101.70)
▶ Portable barrier glare screen panels? Answer: Glare screen delineation
are vertical stripes. Vertical stripes ae Type G, H, or J (2'x12"). They shall
be placed in groups of 3, on adjacent paddles at 50' center to center (MT-
101.70)
▶ What protection is needed for a 10" drop-off in a work zone? Answer:
refer to MT-101.90 Condition 2
▶ Equip all project motor vehicles and trailers having a gross weight of
_____________ or greater in single or combination with conspicuity tape?
Answer: 10,000 lbs (614.03 of the CMS)
▶ What type of conspicuity tape is used for vehicles over 10,000 lbs?
Answer: Use red and white, Type G, H or J retroreflective sheeting
▶ Inspection form CA-D-8 is used for what type of projects? Answer: Long
term projects
