Lesson 4/Learning Event 2
Learning Event 2
CAPABILITIES OF LAYDOWN AND MAINTENANCE EQUIPMENT
The capabilities and specifications for laydown and maintenance equipment used in road and
airfield construction are found in TM 5-337 and TM 5-331D. Some of the equipment used is
listed below.
Rotary Sweeper
The rotary sweeper is used to remove the dust from the surface of the existing pavements prior to
paving.
Asphalt Distributor*
The asphalt distributor is a truck-mounted unit consisting of a 1500 gallon tank, an open flame
heating system, an asphalt pump, a low pressure air blower, and a circulating and spraying
system.
Asphalt Finisher
The asphalt finisher receives hot or cold bituminous- mix and places it to the desired thickness
and cross section.
Asphalt Kettle, 165 Gallon
The asphalt kettle is used primarily in patching and maintenance operations.
*NOTE: Extreme caution must be exercised while heating asphalt to prevent fire
and explosion damage to equipment.
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