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ORDINANCE NO. 519
BE IT ORDAINED by the City Council of the City of North
Richland Hills, Texas, that Ordinance No. 337, adopted December 14,
1970, Plumbing Code for the City of North Richland Hills, be amended so
that the following amendments to the said Plumbing Code be and they
are hereby made as follows:
Section 103.6 shall be amended so that there is added to
Table 505 of the Southern Standard Plumbing Code the following materials
allowed for use as gravity flow sewer pipe of size twelve (12")
inches and smaller between building and the main sewer line:
Unplasticized polyvinyl chloride (PVC) Plastic Gravity Sewer
Pipe with integral wall bell and spigot joints for the conveyance of
domestic sewage. Pipe and fittings shall meet the strength requirements
of ASTM specification 0 3034, SDR 35. (SDR is arrived at by dividing
the pipe o. d. by wall thickness.) Joints for the PVC pipe and fittings
shall be compression rubber gasket joints. The bell shall consist
of an integral wall secti on s ti ffened with two PVC retainer ri ngs
which securely lock the solid cross section rubber ring into position.
Fittings and accessories shall be manufactured and furnished by the
pipe supplier or approved equal and have bell and/or spigot configuration
identical to that of the pipe. Minimum pipe stiffness at 5% deflection
shall be 46 for all sizes when calculated in accordance with ASTM 0-2412.
Pipe Size Outside Diameter Minimum Wall Thickness
4" 4.215" ¡ 0.007 0.125
6" 6.275 - 0.009 0.180
8" 8.400 ± 0.010 0.240
10" 10.500 + 0.300
+ 0.013
12" 12.500 - 0.016 0.360
PASSED AND APPROVED thi s 11th day of March , 1974.
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Mar~L. Massey, Mayor
ATTEST:
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Anna Lee Caudry, City Secretary
APPROVED AS TO FORM AND LEGALITY:
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