504.1 Description. This work shall consist of placement and preparation of base material and the construction
of concrete approach pavement in accordance with these specifications, as shown on the plans or as directed by the engineer.
504.2 Material. All material, proportioning, air-entraining, mixing, slump and transporting of Portland cement
concrete shall be in accordance with Sec 501. Approach pavement shall be constructed of pavement concrete or an approved Class B-1 concrete mixture. All material shall be in accordance with Division 1000, Material Details, and specifically as follows: Item Section Aggregate for Base 1007.3 Concrete Curing Material 1055 Material for Joints 1057
504.3 Construction Requirements.
504.3.1 Base placement shall be in accordance with Sec 304. Concrete approach pavement and shoulders shall
be constructed in accordance with Sec 503. Concrete approach pavement will not require sealing with a concrete sealer. Type A Curb, where required, shall be constructed in accordance with Sec 609.
504.3.2 Aggregate Base Testing of aggregate base will be completed by the engineer.
504.4 Method of Measurement. Final measurement of the completed concrete approach pavement will not be
made except for authorized changes during construction or where appreciable errors are found in the contract quantity. Where required, concrete approach pavement areas, including shoulders, will be measured to the nearest 1/10 square yard. The revision or correction will be computed and added to or deducted from the contract quantity.
504.5 Basis of Payment. The accepted quantity of concrete approach pavement will be paid for at the contract
unit price and will be considered full compensation for Type A Curb, all labor, equipment and material to complete the described work.
Get an email when 504 changes
Missouri revises spec sections through supplementals and new editions. We check this one every week and email you the day it changes. Free, no account.