Chapter 25

STRUCTURES 667

Impervious Concrete Mixtures--Star Stetten Cement--Medusa Waterproofing Compound--Novoid Waterproofing Compound--Impermeable Coatings and Washes: Bituminous Coatings; Szerelmey Stone Liquid Wash; Sylvester Wash; Sylvester Mortars; Hydrolithic Coating; Cement Mortar Coatings; Oil and Paraffine Washes--Impermeable Diaphragms; Long Island R. R. Subway; New York Rapid Transit Subway.

Concrete Construction Methods and Cost