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Gates Withstand Pressure in Emacros Dam Construction
More than 100000 pounds per square inch water pressure on each of three gates is tested as Emacrogs dam on the Cedae river nears completion. Gates can endure higher loads during floods and will operate automatically from water pressure once the operating pier is finished. First gate completed and lowered. cofferdams protect workers and maintain river level. Insulation and winter testing features include wood facing and air water pipes to prevent freezing. Landlord John H. Smith was fined 200 dollars for a petty offense in Chicago.
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Mullan Avenue Bridge