1、 Collection of SANS standards in electronic format (PDF) 1. Copyright This standard is available to staff members of companies that have subscribed to the complete collection of SANS standards in accordance with a formal copyright agreement. This document may reside on a CENTRAL FILE SERVER or INTRA
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3、damage whatsoever than may result from the use of this material or the information contain therein, irrespective of the cause and quantum thereof. SAW 0120 : Part 4 Section LG-1983 Pipe jacking PART 4 : TYPICAL SCIIUJIJIXS 01. J?IIANTlTIES SECTION LG C0NTE:NTS aqc Number_ CJJ: SISCTION: PIPE JACKING
4、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I June 1903 Approved by the COUNCIL 01. TLIE SOOTll ArIlICAN BllREAU OF STANDARUS L SABS 1200 LG : PIPE JACKING NOTE: See Subclause 5 of Section 0. Iten No. .l .1.1 .l. 2
5、.2 .2.1 .2.2 .2.3 .2.4 -2.5 -2.6 .2.7 .3 .3.1 .3.2 -4 -4.1 .4.2 -5 .6 .6.l .6.2 .6.3 .7 -7.1 .7.2 .7.3 .B .D -9.1 .9.2 .9.3 -9.4 Payment refers SAUS 1200 LG 0.2.1 8.2.4 8.2.4 8.2.2 8.2.3 0.2.5 8.2.9 3.2.9 2.2.10 X.2.G 1.2.7 I.2.0 L2.H Short Description SECTTON : PIPE JACKING PIPE JACKING AT . CROSSI
6、NG Jacking establishment (a) Pixeci chargesp (b) Time-related charges fox ocklng operations Excavation and backfilling Excavate for pipes at the jacking face (including removal and disposal of surplus excavated material within a 0,5 km radius of the working area) in material that is: a1 Soft cohesiv
7、e soil b) Non-cohesive sand C) Ilard pickable soil d) Cobbles and boulders la gcr than 150 mm but not larqer than 0.10 m 5 e) Very hard material occurring in bulk requiring extraordinary techniques for breaking, or boulders larger than 0.10 m3, 3r both f) A mixture of two or more of ia)- (e) above 3
8、verhaui in excess of the 0,5 km freehaul distance, extra-over items -2.1 - .2.5, for disposal of surplus excavation Supply of pipes tu be jacked 900 mm dia. SC Type, designation lOOD in one xossing 1 050 mm dia. SC Type, designation l0OD in two xossings, each approximately 155 m in length Sacking of
9、 pipes into their final positjons 300 m?, dia. SC Type, dcsigmat.i.on l.OOD at one xossiny L 050 mm dia. SC Type, designation l0OD at two xossings xtra-over Xtrms .l and -2 for unforescx cock or boulders (ProvxionoL) Xabiilzation of unstable areas, where ordcred - I) Provide equipment and remove on
10、completion 31 Operate equipment :) Materials ;routing: Injection of cement/sand grout, mix ratio ., where ordered I) Provide equipment and remove on completion I) Operute equipment :) Materials ;tanding tim? for pipe jacking gang complet$ rith equi- (where approvcdi LLTERNATTVE TO ITEMS .2.1 - .2.4,
11、 .3 and .4 - :upply and install by t$e pipe jacking method, .C Type, dcsignat excavation in rock using explosives, ke-permitted * Amount to be stated by the Engineer. ISBN 0-626-06493-7 Unit - 3 m m3 111 3 m 3 3 ml m 3 m .km m m m m Days laywork c DdY s aywork c hours m in m 3 3 SAW 0120 : Port 4 Section LG-1983 Pipe jacking guan- tity sum Sum 0 3 0 8 30 3 I or 3 i or Hate (See S Sum sum Amount ion A) *Rxxx (See Sectit (See Secti
