Page 158 - Construction Waterproofing Handbook

ABOVE-GRADE WATERPROOFING 3.47

FIGURE 3.25 Crack repair detailing for deck-coating applications. (Courtesy of Carlisle
Corporation)

FIGURE 3.26 Expansion joint detailing for deck-coating applications. (Courtesy of
Carlisle Corporation)

and they should be countersunk. The screw head is filled with a urethane sealant and trow-
eled flush with the plywood finish (Fig. 3.29). As these coatings are relatively thin, 60–100 mil
dry film, their finish mirrors the substrate they are applied over. Therefore, if plywood
joints are uneven or knots or chips are apparent in the plywood, they also will be apparent
in the deck-coating finish.