Laserfiche WebLink
<br /> 156 <br /> RAMON LUCIO, RIO VISTA, RIO VISTA ANNEX, AND BICENTENNIAL <br /> PARKS RECREATION DEVELOPMENT <br /> TECHNICAL SPECIFICATION 11 <br /> RESTROOM BUILDINGS <br /> (2) Saddles or thresholds of exterior doors shall be set <br /> in a full bed of exterior sealant not less than 3/8 inch thick. <br /> Clean off excess compound after installing. At Contractor's option, <br /> a polyisobutylene sealant by same manufacturer may be used at <br /> thresholds. <br /> (3) Tool all exposed joints to smooth, even, <br /> wrinkle-free, slightly concave surface. Mask adjacent surfaces if <br /> required to prevent smearing or staining of same. Remove masking <br /> before sealant sets up. <br /> 11-08 DAMPPROOFING: <br /> a. General: This section includes, but is not limited to <br /> Dampproofinq and other related items necessary to complete project <br /> as indicated by the documents unless specifically excluded. <br /> b. Materials: <br /> (I) Asphalt Emulsion: Equal to Horn's semi-mastic <br /> Dehydratine No.9 or Sonneborn's semi-mastic 700B hydrocide for <br /> masonry backup. <br /> (2) Glass Fabric: A pure glass yarn woven into an open <br /> mesh fabric (20 x 10 thread count) compatible with either asphalt <br /> or tar, light in color... Fabric t'" meet ASTM Specification D <br /> 1668-61T. <br /> c. Asphalt Emuls ion: <br /> (1) The cavity face of all masonry backup material shall <br /> receive one coat of asphalt emulsion dampproofing applied strictly <br /> in accordance with the manufacturer's printed instructions. <br /> Staining of adjacent face material must be prevented. <br /> d. Glass Fabric: <br /> (I) Embed in semi-mastic on walls. Apply additional <br /> covering coat of semi-mastic over fabric. Two layers of fabric <br /> shall be applied at juncture of floor slab and concrete masonry and <br /> 11-8 <br />