By John S.
This handbook offers the reader with a correct and handy technique for estimatig direct exertions for basic contrsuction paintings for any given procedure, plant, or place. although this booklet, the reader has a competent technique of acquiring and streamlining an efficent version of operation.
summary: This handbook offers the reader with a correct and handy approach for estimatig direct exertions for normal contrsuction paintings for any given approach, plant, or situation. although this ebook, the reader has a competent technique of acquiring and streamlining an efficent version of operation
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Extra resources for Estimator's general construction man-hour manual
06 lin ft lin ft lin ft cu yd Air Tool Operator Oper. Engr. 13 Drilling Holes Medium 21/4" with jackhammer 2" with jackhammer 2" with wagon drill Blasting Drilling Holes Hard 2Vi" with jackhammer 2" with jackhammer 2" with wagon drill Blasting Manhours are for the above operations for primary blasting only. If secondary blasting i s required and this same method is used, increase above manhours 50 percent. If heavy weight or headache ball and crane are used for secondary breakage, refer to table under demolition for breakage of concrete slabs using this method.
Above manhours are b a s e d on excavating up to six (6) feet deep. If e x c a v a t i o n s are to be greater in depth than t h i s , the estimator should consider additional methods, planning, and equipment required. If total excavated quantity i s l e s s than one hundred (100) cubic yards, i n c r e a s e above manhours by thirty (30) percent. 06 lin ft lin ft lin ft cu yd Air Tool Operator Oper. Engr. 13 Drilling Holes Medium 21/4" with jackhammer 2" with jackhammer 2" with wagon drill Blasting Drilling Holes Hard 2Vi" with jackhammer 2" with jackhammer 2" with wagon drill Blasting Manhours are for the above operations for primary blasting only.
157 Dike 500 LF. CY Dike Item Operator Engineer Grade, Fill & Compact 250 LF. Soil Poisoning Dike 1000 LF. 078 Dike 500 LF. 094 Dike 250 LF. 113 Paving Dike 2000 LF. 106 Dike 1500 LF. 119 Dike 1000 LF. 132 Dike 500 LF. 158 Dike 250 LF. 185 Manhours are based on a pre-cleared construction site with no obstructions and pre-compacted. Manhours include: Grade Fill and Compact-Cutting and moving good fill material within üvt or six hundred feet of the dike construction using scrapers suited for this type of work.
Estimator's general construction man-hour manual by John S.