Section 4139. Liquid Sealing Materials for PCC Surfaces.

4139.01 DESCRIPTION.
Liquid sealing materials for PC concrete surfaces shall meet the requirements for the type specified.

4139.02 PORTLAND CEMENT CONCRETE SEALER.
Liquid sealers for use on PCC surfaces shall be of the type recommended by the manufacturer for this use, subject to approval of the Engineer. Acceptance will be in accordance with Materials I.M. 491.12.