Journal of the Western Society of Engineers, Volume 23, Issue 3Western Society of Engineers, 1920 - Engineering |
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Page 74
... timber and lay them on a concrete bed with a sand cushion between blocks and base . At that time the principal difficulty was the excess ex- pansion experienced right after the pavement was laid , or after three to five years . There ...
... timber and lay them on a concrete bed with a sand cushion between blocks and base . At that time the principal difficulty was the excess ex- pansion experienced right after the pavement was laid , or after three to five years . There ...
Page 75
... timber has been determined to be the most economical amount . Now as to the effect of quality of oil on expansion ... Timber may be either air seasoned or green , but should preferably be treated within three months from the time it is ...
... timber has been determined to be the most economical amount . Now as to the effect of quality of oil on expansion ... Timber may be either air seasoned or green , but should preferably be treated within three months from the time it is ...
Page 76
... timber before treatment . It states that the timber may be either air seasoned or green , but in either case it shall first be subjected to live steam at a temperature between 220 and 240 degrees Fahrenheit , for not less than two nor ...
... timber before treatment . It states that the timber may be either air seasoned or green , but in either case it shall first be subjected to live steam at a temperature between 220 and 240 degrees Fahrenheit , for not less than two nor ...
Page 77
... timber during treatment . Naturally that block , when exposed to atmospheric pressure and expansion in the pavement , would bleed . The oil uniformly distributed is not in sufficient vol- umes near the surface of the block to cause ...
... timber during treatment . Naturally that block , when exposed to atmospheric pressure and expansion in the pavement , would bleed . The oil uniformly distributed is not in sufficient vol- umes near the surface of the block to cause ...
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Common terms and phrases
Address adopted applied ARTINGSTALL bituminous cushion bituminous paint coat Bldg bleeding block paving Buehler cent Chairman Chicago Plan Commission ciety City Council City Plan Commission CIVIL ENGINEER committee comprehensive zoning concrete construction contractor creosote oil creosoted block crete cubic foot Dearborn Electrical engi expansion experience fact factories favor the Journal fill the joints filler freight carrying roads gineers going inch industrial interested Isham Randolph Journal advertisers laying the blocks LIBBERTON live steam Louis manufacturing ment method Minneapolis moisture Monadnock months ended mortar neering oil per cubic organization pitch Plan of Chicago plants POLITICS Engineers pounds of oil practically present property owners Railroad reason requested to favor result Rogers Park Salary sap wood sixteen pounds slippery Society of Engineers specifications Steel surface technical thing timber tion traffic treated treatment uniform distribution wants position Western Society wood block pavement writing York