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P_ Faze 3 -)f 10 Basis of 1a.mt n` for services will -e t%+P lineal feet of service � i_: e lnctalled r llis a t-;, P "A" or "B" service connection item. 5. Fipe Foundation - Foundation for pipe server shall be in conformance with MHD Specification 2451.3C2, except that unsult•able foundation material shall he replaced with porous backflll (crushed rock) conforming to MHD 3137 CA-19 minimum si-e 3/4". Payment for pipe bedlina material shall bt on the ton basis. The contractor will not be paid for binder stone where it is used only to f-cilitate de- waterinp. !!aul slips showing tonnage of all caarcregate w material delivered to the job sitQ shall be submitted to the nFineer on a iaily basis. No payment will be made for material w'-tn the haul slips are submitted later t'ian one workinz da✓ followinu lelivery of the material. 6. Eycavatlon an! Pre aratlor. of Trench - The trench shall be dug to t^,e aliznment RnA depth shown on the plans and on1;r .� so far in a"vance of construction as the Inspector shall per At. The sides of the trench shall "e sloped and/or braced and the trench drained so that wor'rmen car. .:or= safely and efficiently. It is essen'ial that discharee pumps be laid to natural drRinnge channels or to 3raln sewers. Irr Trench widths at the to: of the excavation nav var:i depending .. u on the ierth of trench and t^e nature of the material en- countered; however, the maximum allowably width of trench at t�.e level of the top of pl:.e in place shall be the out- slde diameter of the pipe plus twenty-four (24) Inches. For trench width at V.ie tot_ of the Lipe erenter than n:) .el above, she contractor ma'.' Lrocose alterns`e bedding, or al- ternate strength of pace to is th of cover relationships other than t-iose specified. D,jch cro:osils must be sub- mitted to the Enzineer for approval in writing and with pertinent pipe strength ani soil iRta at least fourteen (14) days Lrior to the desired construction late. No extra compens3tlon shall be Allowe' fot any increase in Twterlal or construction costs creetel b , alterrRte plena. ..he-e running sand, Gravel, or ot'�er mAteriil is encountered an: the required trench width at the top of the pipe cannot be maintained, the class of sewer pipe to be usel shall 1-e calculated using the Marrton For-.ula for log'r on pipes bisel -)n actual trench width usal in construction, the irtual r:acl�fllled soil %-e1Sh', 3r' Clars "C" bedi. ir, unle4r :nth• .17e_ s�eclfte!. '".sterli1 for baFe s'?b111-9tt )n shs;l '^a 3%4" to 14" bl.^.2er st. "ne �r i • r -n cruvel, -as leterzine! br ?' 'nspec tor. UO r