measurements in estimating & costing

8/10/2019 Measurements in Estimating & Costing

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Er. Kashmir Dass M.E. (Hons.) Civil

Sr. Lecturer in Civil Engineering,Sant Baba Attar Singh Govt. Polytechnic

College, Badbar, Barnala

Measurements in Estimating


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PROFORMAS USED INESTIMATE

1. Measurement form

The details of measurements of eachitem of work are taken outand quantities of each and every

item is computed in a prescribedform known as measurement form as under :-

Cont.


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Item No. Description No. Length Breadth Height Quantity

Measurement Form:


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2. Abstract of cost form

The cost under each item of the work isdetermined from the quantities and total cost isworked out in a prescribed form called abstractof cost form as shown on next slide

Cont.


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Cont.

item no Description quantity unit of payment Rate Amount

Cost Form :


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3. Material Statement formWhen materials are issued direct tothe work or purchased directly fromthe market, there cost are eithercharged direct to the work ordebited to be suspense head materials

Cont .


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in the account of work andwhen the cost is debited to

the suspense head Materials, the account is called Material at site

account M.A.S. accountis maintainedmonthwise in form 35 as under


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Units of measurement & Unitsof payment

The unit of different works depend

on their nature, size & shape.In general,the units of differentitem of work are based onthe principals mentioned further :-

Cont.


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1. Mass,voluminous and thick works shall be taken in cubic unit orvolume. the measurements of length,width and height or depth shall

be taken to compute the volumeor cubic contents

Cont .


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2. Shallow,thin and surface works shall be taken in square unit orin area. the measurement of lengthand width or height shall be

taken to compute the area.


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3. Long and thin work is taken in running unit.

4. piece work, job work is taken in number.


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UNITS OF MEASUREMENT & PAYMENT

Earth Work

PARTICULARS OF ITEMS Measure Payment

Earth filling under floors cu.m % cu.m

Rock excavation cu.m %cu.m

Puddle clay core cu.m %cu.m


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PARTICULARS OF ITEMS Measure Payment

Surface dressing and leveling,etc. Sq. m per sq. m

cutting of trees no per no.

Sand filling cu m per cu m


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CONCRETE

PARTICULARS OF ITEMS measure payments

Cement concrete 1:4:8 in

foundation cu m per cu m

Plain cement concrete 1:2:4 cu m per cu m

R.C.C chajja and sun shade cu m per cu m


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PARTICULAR OF ITEMS measure payments

Precast cement concrete cu m per cu m

Cement concrete jali work sq. m per sq. m

Cement concrete bed plates cu m per cu m


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PARTICULARS OF ITEMS measure payment First class B.B in cement mortar 1:5

in foundation and plinth cu m per cu m

First class B.Bin cement mortar 1:5 in

superstructure cu m per cu m

First class B.B in cement mortar 1:6 in

foundation and plinth cu m per cu m


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STONE WORK

PARTICULARS OF ITEMS measure payment

Coursed rubble masonry in mud

mortar in foundation and plinth cu m per cu m

Coursed rubble masonry in mud

mortar in super structure cu m per cu m


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ROOFING


R.C.C slab roofing cu m per cu m

R.B slab roofing cu m per cu m

First class mud roofing sq m per sq m

Second class mud roofing sq m per sq m


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Third class mud roofing sq m per sq m

Expension joint metre per m

Allahabad tile roofing sq m per sq m

Eave board sq m per sq m


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FLOORING


Conglomerate floor 2.5 cm thick of

cement concrete 1:2:4 over 7.5 cm lime

concrete sq m per sq m


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Flate brick flooring in cement over

10cm thick cement concrete 1:6 :18over 10 cm thick sand filling sq m per sq m

Brick on edge flooring over 10 cm

thick line concrete over 10 cm sand

filling sq m per sq m


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Dry brick on edge flooring with

sand grouting over consolidating

earth sq m per sq m

Toping of cement concrete 1:2:4 sq m per sq m

Terrazo flooring over 10 cm thickcement concrete 1:2:4 over sand sq m per sq m


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PARTICULARS OF ITEM measure payment

Mud plaster 12.5 mm thick sq m per sq m

Cement plaster 12.5 mm thick 1:4 sq m per sq m

Cement plaster 12 mm thick 1:5 sq m per sq m

Lime plaster 12.5 mm thick sq m per sq m

FINISHING


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Gobri leeping sq m per sq m

Cement pointing 1:2 (deep) sq m per sq m

Cement pointing 1:2 (flush) sq m per sq m

Cement pointing 1:3 (flush) sq m per sq m


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PAINTING


Painting doors and windows (3 coat) sq m per sq m

Painting doors and windows (2 coat) sq m per sq m

Varnishing 2 coats sq m per sq m

Solignum painting 2 coats sq m per sq m


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Coal tarring (no. of coats specified sq. m per sq. m

Removing of paint or varnish sq. m per sq. m


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WOOD WORK


Deodar wood wrought framed in

beams and battened and fixed in

position sq m per sq m

Doors, windows and almirah of

any type sq m per sq m


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Sawing of timber sq m per sq m

Ballies(dia. Specified) metre per m

Deodar wood panelled and glazed

doors or windows complete and

fixed in position sq m per sq m


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STEEL WORK


Expended metal (size specified) sq m per sq m

Iron work in trusses quintal per quintal

Threading in iron cm per cm


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Welding cm per cm

Rivets, bolts and nuts quintal per quintal

Boring holes in iron no. per no.

Barbed wire fencing metre per m


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Ornamental cornice metre per m

Jungle clearance sq m per sq m

Silt clearance cu m per cu m

Glazing sq m per sq m

MISCELLANEOUS


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PARTICULAR OF ITEMS measure payment

Glazed panes (supply) sq m per sq m

Renewing glass panes no. Per no.

Fixing of glass panes no. Per no.


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Supply of surkhi cu m per cu m

Supply of brick ballast cu m per cu m

Supply of steel quintal per quintal

Supply of bitumen tonne per tonne


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PUBLIC HEALTH ENGG.

PARTICULAR OF ITEMS measure payment

Supply of water closet no. per no.

Supply of intercepting trap no. per no.

Supply of wash hand basin no. per no.


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ARTICULARS OF ITEMS measure payment

Supply of bib cock no. Per no.

Supply of stop cock no. Per no.

Supply of water metre no. Per no.

Supply of C.I pipes metre per m


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Brick on end edging on both sides

with bricks and labour complete rm rm

Collection of bajri screened and

stacked cu m cu m

measurements in estimating & costing

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