3 Excavation - INgov

Common excavation is the most frequently encountered type of excavation The Specifications state that, "Common excavation shall consist of all excavation not included as rock excavation or excavation which is otherwise classified and paid for, including ,...

Excavation NOC including borrowing, filling or backfilling ,

Mass rock excavation, pile driving, shaft sinking, caisson or cofferdam work shall be separately classified Trenching operations conducted in connection with the construction of canals, irrigation systems, cross-country water pipelines, oil or gas pipelines or sewers shall be assigned to the applicable construction classification...

Rock Mass Properties and Hard Rock TBM Penetration Rate ,

Penetration Rate Investigations, Queens Tunnel Complex, NYC Water Tunnel #3, Stage 2: p 1019-1036 in Robinson, RA and Marquardt, JM, eds, Rapid Excavation and Tunneling Conference, 2003 Proceedings, 1334 p Rock Mass Properties and Hard Rock TBM Penetration Rate Investigations, Queens Tunnel Complex, NYC Water Tunnel #3, Stage 2 ABSTRACT...

JADUAL KADAR HARGA KERJA-KERJA SIVIL

JADUAL KADAR HARGA KERJA-KERJA SIVIL CONTENTS NO DESCRIPTION PAGE NO 1 BILL NO 2 - SITE CLEARANCE AND DEMOLITION WORKS BQ2-1 - BQ2-2 , ITEM UNIT Rate NO (RM) 31 STRIPPING OF TOPSOIL , 323 Rock excavation by open blasting to embankment m3 1500 324 Rock excavation by control blasting to embankment m3 2000...

Rock Clause Price Per Foot - Excavation & Site Work ,

Jul 12, 2007· For doing trenchwork in rock, excavation time is about 3-4 times slower than normal excavation, depending on what type of rock and how much of it Take your hourly rate and mulitply it by 3 or 4 times to figure it out Also, figure on a machine with a hammer and mobilization...

Short on the Q-system - RockMass

Short on the Q-system The Q-system for rock mass classification, developed at the Norwegian Geotechnical Institute (NGI) , Single shear zones in competent rock (clay-free), loose surrounding rock (depth of excavation < 50 m) Table 2 Ratings of the excavation support ratio (ESR) (from Barton et ,...

Excavation Cost Estimating Example - University of Michigan

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

How Much Does Excavation Cost? - CostOwl

Read general excavation prices, tips and get free excavation estimat CostOwl , Home >Home Improvement >Other Projects >Cost of Excavation How Much Does Excavation Cost? Excavation Pric , It may be difficult to find someone willing to work on an hourly rate Many companies will want to quote you for an entire project, so, if ....

Manual excavation duration - 1 Cu Mtr | Project Controls ,

Jun 30, 2014· I am also considering the same for manual excavation 1 m3 / man for 8 hours shift at Oil & Gas plant Soil desert type But for eqyptians they are considering above 23 m3/man here...

Typical Contract Language in Specifications of a Public ,

For trench excavation, a 235C excavator with a medium stick and a rock ripping bucket, or equivalent equipment, is considered conventional equipment, if it can excavate at a production rate of at least 30 bank cubic yards per hour...

Procedure for Excavation in Rocks - The Constructor

The procedure for excavation in rocks is different than excavation in ordinary , Fig: Rock Excavation by Blasting , Quantity and Rate Analysis for Reinforced Concrete Construction August 21, 2014 Quantity of Cement and Sand Calculation in Mortar November 3, 2014...

Rate Analysis of Excavation in Earthwork -Calculate Cost ,

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 ....

61 GENERAL

high advance rate of excavation TBM excavation produces a smooth tunnel with low rock reinforcement cost, and is optimal in terms of flow resistance in long ventilation or water tunnels Shielded TBMs or shield machines are used in loose soil and mixed ground, and in conditions where high water ingress is expected...

5 Rock Excavation Tools | Drilling and Excavation ,

Rock excavation tools disintegrate and remove the rock from boreholes and tunnels by four basic mechanisms: thermal spalling, fusion and vaporization, mechanical stresses, and chemical reactions, as shown in Figure 51 ''Novel" or "advanced" drilling tools utilize exotic systems such as lasers or ....

Manual excavation duration - 1 Cu Mtr | Project Controls ,

Jun 30, 2014· I am also considering the same for manual excavation 1 m3 / man for 8 hours shift at Oil & Gas plant Soil desert type But for eqyptians they are considering above 23 m3/man here...

Productivity Guide: Excavators 45 to 50 metric tons

Productivity Guide: Excavators 45 to 50 metric tons , bidding on larger mass-excavation jobs or larger size pipeline work He can tackle these new applications because excavators in the 45- to ....

Hydraulic Excavators - sweethaven02

Hydraulic Excavators 8-1 Chapter 8 , 8-2 Hydraulic Excavators EXCAVATION TECHNIQUES 8-2 The hoe is normally associated with two types of excavations trenching , may be more efficient than breaking through hardpan and rock strata with the bucket Once the trench is open, break the ledge rock by pulling the bucket up under the layers Remove ....

SP-027 - Specification for Rock Excavation

Specification For Rock Excavation 25 November 2008 SREi SPECIFICATION FOR ROCK EXCAVATION 10 DEFINITION , Production rate of less than fifty (50) cubic metres per hour for continuous of four (4) hour using 300hp excavator or ripper at full capacity...

Rock excavation - Earthwork/grading engineering - Eng-Tips

Apr 09, 2009· RE: Rock excavation cvg (Civil/Environmental) 1 Apr 09 12:15 the D8 can only push the rock, to load and haul blasted rock would require a bucket, perhaps a 966 wheel loader with 8 ,...

Trench Excavation - Methvin

Methvin is a leading provider of online applications for the construction industry and our evolution is rooted in our commitment to offer only the most functional, flexible and easy to use cloud-based estimating and tendering solution since 2002...

Estimating Excavation Revised - Craftsman Book Company

as scrapers, hoes and loaders at their designed production rate Special quantities include anything that requires special care or lower production rat Examples are most rock excavation, nearly all hand excavation, and backhoe work around sewer lines, underground utilities, or ,...

ITEM NO DESCRIPTION RATE RATE IN WORDS PER UNIT ,

ITEM NO DESCRIPTION RATE RATE IN WORDS PER UNIT EARTHWORK , Sixty Three and Paise Eighty Five Only 100 sqm 22 Earth work in rough excavation, banking excavated earth in layers not , 271 Ordinary rock 13930 Rupees One Hundred Thirty Nine and Paise Thirty Only 1 cum 272 Hard rock (requiring blasting) 18820 Rupees One Hundred Eighty ....

UDEC Modeling of an Underground Opening in Rock ,

UDEC Modeling of an Underground Opening in Rock Masses of Varying Quality Tye J Lasich, Undergraduate Student , excavation is removed and a second solve is initiated to allow the blocks to move, if necessary, , UDEC Modeling of an Underground Opening in Rock Masses of ,...

Pricing Sitework & Excavation - KFUPM

Labor Rates for Excavation In order to determine the price of the excavation crew, we need the following 1 Number of workers in the crew 2 Wage rate for each of the workers 3 The productivity of the crew and the equipment...

ArchiDesigners : Rate Analysis for Excavation Work

Excavation Cost & Rate Rate analysis for excavation work is comparatively easy to establish because it does not require a material analysis Therefore, we only have to consider the Labour and Equipment cost to determine the rate of excavation work , Rock required blasting; Assume we need a considerable working space of 150mm for each side to ....

SECTION 205 TRENCH EXCAVATION - Connecticut

Excavation 0 - 45 m Deep," or "Rock in Trench Excavation 0 - 6 m Deep," as the case may be Those portions of trench excavation classified and paid for as "Rock in Trench Excavation" of the various depths will be the actual volumes of rock excavated within the payment lines at the applicable bottom depth price Those portions of trench ....

Benchmark Drill and Blast and Mechanical Excavation ,

Benchmark Drill and Blast and Mechanical Excavation Advance Rates for Underground Hard-Rock Mine , limited examples of mechanical excavation in hard rock min , decreasing the advance rate ....

Rock breaking and Rock excavation - Propellant cartridge ,

Frequently asked questions Note that all information and content on this website is subject to local law, permits and certifications , the build up of pressure in the hole is directly related to the burning or detonation rate At the point in time at which the rock surrounding the drill hole starts to dislodge, the gas contained in the ....

Rates - Pro Excavations & Plant Hire

Rates Pro Excavations & Plant Hire provides a range of services and plant hire with rates based on per cubic metre, per tonne, per hour or as a fixed project price For more information and a quote, contact (link to Contact Us) the team today...

Excavation in rock without explosives? - ResearchGate

Excavation in rock without explosives? , rippablty assesment and production rate About price of excavation, this can vary a lot depending on market and area in the world , is function of ....