The copper era and Morenci leader., 1920-08-20

Size Fracture tt not less than
 Pounds per square inch
 6" 40
 8" 35
 10" 30
 12" 30
 15" 30
 IS" 30
 Where the vitrifed sewer pipe is used for house sewer # shalt ,:e first quality, with deep and wide socket, salt glazed, and shall be of the Manu- facturer's Standard Dimensions, two CD or two and one-half (21a) feet to the piece. No pipe intended to be
 straight shall vary from a. straight | line more than one-fourth (A) inch
 to the foot in length; shall be smooth, straight, circular in section, and in- ! side and out shall be concentric; blis- | ters, checks or cracks will be cause ] for rejection, if in the opinion of the 1 Plumbing Inspector .ne' same is not | suitable: fire cracks in bell end of 1 pipes will not be cause for rejection | if crack can be placed in the upper
 half of the joint as laid; broken or ] cracked bells may be used when the 1 area of the part broken out is less ] than one-fourth (1z) the area of the bell, but the broken portion must be laid in the upper half of the sewer I and the broken space filled with mort
 ar; pipe must fit together without 1 chipping of the spigot or breaking of I the bell; want of thorough vitrivcation
 or fusion or the use of improper or
 insufficient materials or methods in it's manufacture will be cause for re- | jection.
 Where cement pipe is used for
 house sewer it shall be of uniform 1 size and thickness, and shall not vary from true cylinder more than one | twenty-fourth .Q-24) of it's diameter, and shall be true and straight and sha, I
 not be less than two CD or more than three (3) feet in length; snail be of
 the self contering type and shall have
 an annular space of not less than three
 eighthS (3-S) of an inch between the
 male and female ends; shall be first | quality free from cracks, blisters and | other imperfections and shall be dense
 and tough. No pipe shall be used which has a piece broken from the l spigot end, nor which has a piece 1 broken from the bell end if the frac- | ture extends into the body of the pipe or is longer than one-third of the l diameter of the pipe. Broken or crack ed bells shall be placed in the upper half of the joint as laid and the broken
 place shall be filled with mortar. l Drain pipes other than cast iron, wrought iron with Durham system | shall not be allowed under or in any building nor within two (2) feet of | the exterior wall of the building. 1 Vitrified or concrete pipe or house
 sewer shall not come within (6) | inches of the surface of the ground | throughout its entire course, and shall
 be at least three feet under the ground | at the property line or on the grade l of the public sewer, where such public l sewer is less than three fec under 1 the ground. The joint of each and every section of vitrified or concrete 1 piping shall be completely filled with one part Portland cement to two
 parts of sand and every joint through l ly cleaned from the inside so as not to form any obstruction. The different
 sections shall be straight and sym metrical in form so that when laid in
 they shall be perfect on the bottom
 and sides with fall of not less than
 one quarter 'of an inch per foot to- l ward the public sewer, providing such
 fall can be obtained. The piping shall
 be perfectly water tight and shall ! not be covered or concealed in any way unti it shall have been approved by the plumbing inspector. In case 1 any pipe CT piping shall be covered l before it is inspected by the plumbing inspector, the plumbing inspector ! shall, at the expense of the person or | plumber fn charge of the work, cause
 such pipe to be uncovered and inspect the same. All changes in the direc- ! tton of horizontal lines shall be made 1 with Y brarihes and one-eighth bends i (hlWheR the diameter of the | house sewer is less than six (6) inches i a Deducer from a six (6t inch dia- {, meter to the diameter of the house
 sewer shall be used in making the connection with the main sewer line. l. CD Except as herein otherwise provided, no trap or any manner of
 obstruction of the free flow of air through the whole course of the drain or soil pipe shall be allowed.
 (m) All soil or waste pipes and fittings in buildings not exceeding
 three stories in height may be of the