Building, Plumbing, Gas and Electrical Laws of the City of Dallas, Texas, Also Rules on Re-inforced Concrete: Revised and Published Under the Auspices and Approval of the Board of Commissioners ...

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Wilkinson Prtg. Company, 1914 - 226 стор.
 

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Сторінка 97 - ... and such ways of egress and means of escape shall be kept free from obstruction, in good repair and ready for use at all times, and all rooms above the second story...
Сторінка 99 - ... hatchways or openings, and the ladder thereof shall extend to the roof. Stationary stairs or ladders shall be provided on the inside of such establishment from the upper story to the roof as a means of escape in case of fire.
Сторінка 99 - ... such plan and style as shall be specified in such written order. "Within twenty days after the service of such order, the number of...
Сторінка 178 - ... emergency switch is open, the trolley wire will be dead at all points within 100 feet of the building. The current must be cut out of the building when not needed for use in the building.
Сторінка 61 - ... anchors, placed two feet apart and properly fastened or driven into the old walls in rows alternating vertically and horizontally with each other, the old walls being first cleaned of plaster or other coatings where any lining is to be built against the same. No rubble wall shall be lined except after inspection and approval by the Department.
Сторінка 57 - ... of the beams ; and where the beams are supported by girders, the ends of the beams resting on the girder shall be butted together, end to end, and strapped by wrought-iron straps or tie-irons, at the same distances apart, and in the same beams as the wall anchors, and shall be well fastened.
Сторінка 59 - In case it is desired to increase the height of existing party or independent walls, which are less in thickness than required under this...
Сторінка 17 - A private dwelling shall be taken to mean and include every building, which shall be intended or designed for, or used as, the home or residence of not more than...
Сторінка 137 - The outer line of landings shall be curved to a radius of not less than two feet, to avoid square angles. Stairs turning at an angle shall have a proper landing without winders introduced at said turn. In stairs, when...
Сторінка 49 - The concrete used in concrete-steel construction must be what is usually known as a wet mixture. 6. Only high-grade Portland cements shall be permitted in concrete-steel construction. Such cements, when tested neat, shall, after one day in air, develop a tensile strength of at least 300...

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