Chicago : Engineering and Contracting Pub. Co. · leaf 52
r earthy particles. Sand willbe rejected if more than 5 per cent fails topass a Vi-in. screen and not more than 33 percent shall pass a No. 30 sieve. All sand shallrange uniformly from fine to coarse. Specialcare shall be taken in the selection of sand tobe used in the wearing surface. The gravel… … 5-3x/ZxZ43/ocft3p/ac&d as shovrn Section of Sidewalk on Posts Cap Support cn Wood Bulkhead
Buildings
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