rock blasting cost per cy

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Rate Analysis of Excavation in Earthwork

Rate analysis of excavation in earthwork is the measure of quantity of excavation to be carried out, the cost of equipment, machineries and labors required for the same The cost of excavation depends on the depth of excavation, type of soil, method of excavation to be carried out and the distance ....

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Non Explosive Breaking

Breaking rock and concrete with out blasting Non-explosive blasting is an option we have a lot of experience with Situations and preferences often dictate the need for another solution to breaking rock and concrete...

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Blasting for construction

When rock blasting is required for construction projects, the , technique has a critical infl uence on overall project progress and costs Lack of understanding of the discipline leads to unfortunate outcomes, either through excessive constraints , eters and explosives charge per hole Th e wide parameter range is a consequence of the ....

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Allowances, Alternates and Unit Prices

May 21, 2014· Allowances, Alternates and Unit Prices , For example, an excavation contract might show a fixed price for the job, assuming 50 cubic yards of rock have been blasted If the job actually requires more or less than 50 cubic yards of blasting, the contract price will be adjusted up or down based on the payment per unit to work ,...

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Rock Removal

Blasting is the common solution to mass rock removal Often for insurance purposes a pre blast survey has tobe preformed and then a post blast survey With this and other regulations blasting is a planned activity that takes a lot of time to get in place...

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Chapter 8 BLAST DESIGN

Chapter 8 BLAST DESIGN (Figure 8-2) Staggered pattern (Figure 8-3) Sing , Powder Factor = Tons of rock (or cubic yards) per pounds of explosive Normal range = 4 to 7 Shallow holes = 1 to 2 , may represent as much as 80 percent of the total drilling and blasting costs, mainly because of utilization of the lower cost explosive By contrast ....

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Excavation Cost Estimating Example

Excavation Cost Estimating Example Author: Photios G Ioannou Subject: CEE 431 Construction Contracting Created Date: 10/28/1999 10:32:08 PM ....

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Calculations & Conversions

Calculations & Conversions Standard Conversion: 3 Feet = 1 Yard; 9 Square Feet = 1 Square Yard; , Sand = 2,700 LBS per Cubic Yard; Concrete = 150 LBS per ,...

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Costs for Rock Removal

Browse our database Top of Database » Site Work »» Earthwork »»» Rock Removal , »»»» Blasting For Ditch Or Shallow Trenches To 10 Ft »»»» Rock Breaking By Ripper »»»» Excavate Hard Rock In Trench »»»» Costs To Use Air Operated Hammers To Break Up; Rock Removal Item , $ 1694 / CY: Blasting for Pre-Splitting Load And ....

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Cost of Excavation

It can cost $50-$200 per yard depending on local rates, the accessibility of the job site and its geology (soft soil, hard pan, boulders, etc), and whether the dirt excavated is left on site or hauled away Prices can increase if the digging hits a rock shelf or other underground obstruction...

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Olmsted County Public Works

Payment will be made under Item 2106503 (Excavation - Rock) at the Contract bid price per cubic yard [cubic meter], which shall be payment in full for all costs incidental thereto? The intent of this Special Provision is to require the drilling, blasting and excavating of a test section by the Contractor to demonstrate the adequacy of the ....

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Rock excavation

Apr 09, 2009· What would be a ballpark cost figure for Rock excavarion per CY in US$ Operation includes Drilling, filling explosive, Blasting and removal on side of the exca...

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Directive 2

Rock is defined as limestone, sandstone, granite or similar rocks in solid beds or masses in original or stratified position which can be removed only by continuous drilling, blasting or the use of pneumatic tools, and all boulders of 1 cubic yard in volume or larger...

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Rock Removal

Jun 03, 2006· We hit bedrock and this stuff is hard (Fort Lee, NJ) the blasting company say it about 550 CY of rock Remember Me? Lost Password? , Rock Removal , If you let me know wht the $55K includes I might be able to help get your cost down _____...

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