BSR Notes ictad

7/22/2019 BSR Notes ictad

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ALL RATES ARE COMMON TO

COLOMBO, GAMPAHA & KALUTARA DISTRICTS

(Rates effective from 2008.01.01 until further notice)


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CONTENTS

Item

Description Page

A Notes iii - xiii

B Excavation 1

C Concrete 2

D Form Work 4

E Reinforcement 5

F Brick Masonary 5

G Hollow & Solid Block Masonary 6

H Rubble Masonary 6

J FlooringWaterproofing

67

K Plastering 8

L Tiling 8

M Colour Washing, Painting & Polishing 10

N Doors & Windows 11

P Brass Founder 12

Q Roofing & Ceiling 12

R Gutters & Down Pipes 14

S Sanitary Fittings 15

T Plumbing 18

U Drainage 21

V Electrical Installation 24

W Metal Work 32

Y Structural Steel Work 38

Z Maintenance Work 39

AA Miscellaneous 42

Annex-1 a


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BUILDING SCHEDULE OF RATES

General Notes

1. This Building Schedule of Rates (BSR) become operative from 01.01.2008and shall be valid until further notice. The rates given herein are the

maximum rates adoptable in preparation of Bill of Quantities of the estimatesfor Building Construction, Additions and Improvements and Repair

(Maintenance) works. In case where the Resources are available at lesser

rates depending on area and locality, such rates are to be used.

2. The rates include an overhead and profit component, but do not include VAT.Provisions should be made separately in the estimate for the payment of VAT

and should also allow Contingencies (up to a maximum of 10% of the BOQtotal). Provision for price escalation should be separately allowed in the

estimate.

3. In preparation of Bill of Quantities, the item description shall conform to thatrelevant item as appearing in this Building Schedule of Rates, so as to avoid

any ambiguity.

4. Recommended cement brand names for concreting, brick masonary andrubble masonary are Holcim, Mahaweli Marine, Mitsui, Ambuja,

UltraTech Ceylinco Cement or any other brand conforming to SLS 107-

2002 and approved by the Divisional Engineer based on a laboratory testreport.

5. The rates indicated herein are valid only for the material conforming to therelevant standards as indicated in the covering letter and also as per under

Item (8) and the workmanship and finished quality of work should conform tobe following ICTAD specification document series.

(a)Specification for Building Work (SCA/4 Volume I)(b)Specification for Sanitary Installation (SCA/4 Volume II)(c)Specification for Water Supply & Sewerage and Storm Water Drainage

Work (SCA/3/2).

(d)Specification for Electrical and Mechanical Work associated withBuilding and Civil Engineering (SCA/8).

6. For concrete work, instructions issued by the Circular No. 2/98 and 3/98 ofthe Engineering Organization are to be adhered to. Before making fullpayment for concreting work, Divisional Engineer should get at least 3 sample

cubes tested for 28 days strength at an approved testing laboratory.

7. The rates for formwork will be applicable only for the relevant form material.8. Material specifications are as follows :

(i) Concrete constituent materials :(a) Cement SLS 107: 2002(b) Aggregate BS 812/BS 882(c) Steel Reinforcement SLS 375/1996Concrete mixers should be used for all reinforced concreting exceeding 1

(one) Cube. Poker vibrators should be used to compact the concreteirrespective of the volume.


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(ii)Ready-mix concrete shall conform to SLS 114(iii)Hollow Blocks shall conform to SLS 855

(iv)Structural steel shall conform to BS 4360(v)Aluminium extrusions shall conform to BS 1474 and BS 1615 and

extruted from AA 6063(vi)Structural steel should be of or 43 to conform to BS 7668: 1994(vii) List of approved electrical fittings are as follows.

LIST OF APPROVED ELECTRICAL FITTINGS

No. Item Relevant Standard

Specifications

Recommended Brand

Names

01 Sunk Switches 10A B.S. 3676 Legrand, M.K., K.I.K,Orange

02 13A Switched Socket

Outlets, plugs & Adopters

B.S. 1363 Legrand, M.K., K.I.K.,

Orange

03 5A and 15A SwitchedSocket Outlets

B.S. 546 Legrand, M.K., K.I.K.,Orange

04 R.C.C.B./R.C.D. B.S. 4293, IEC 1008, BS

EN 61008

F & G (Australia)

Siemens (Germany)

Crabtree (U.K.)

Merlin Gerin (France)Legrand (France)

05 M.C.B. IEC 898 or BS.EN 60898or IEC 947-2 or B.S.

3871:Part I

F & G (Astralia)Siemens (Germany)

Crabtree (U.K.)

Merlin Gerin (France)Legrand (France)

06 Consumer Unit B.S. 5486 Part I & Part

13, LEC 439-1 or BS EN

60439-3 IEC 695-2-1

ABB (Germany)

ABC (Singapore)

Crabtree (U.K.)

Hager (France)Legrand (France)

07 M.C.C.B. L.E.C. 947-2:1989

BS EN 60947-2:1992

Legrand (France)

Merlin Gerin (France)Terrasaki (Japan)

Klokner

Moeller (Germany)Crabtree (U.K.)

08 Cu/PVC/SWA/PVCCables

Cu/PVC/PVC Cables

B.S. 6346

B.S. 6004:1995 &

SLS 733:1995

ACL (Sri Lanka)Wilson (Singapore)

Kelani (Sri Lanka)

09 Cu/XLPE/SWA/PVC

Cables

Cu/XLPE/PVC Cables

B.S. 5467B.S. 5467 ACL (Sri Lanka)

Wilson (Singapore)Kelani (Sri Lanka)

10 Fluorescent Ballasts with

Screw Type Terminals

I.E.C. 920, 921 & 922

ESEN 60928

Schwabe (Germany)

ATCO (Australia)B.G. (U.K.)


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11 Fluorescent LampsColour : Cool White

(4000K)

IEC 81B.S. 1853

Osram (Germany)Tungsram (Hungary)

Philips (Holland)

GE (USA)Sylvania (USA)

Westinghouse (USA)

13 Steel Enclosures (Epoxy

Powder coated finish)

I.E.C. 529 for degree of

protection

BSEN 60529

Elsteel (Sri Lanka)

Legrand (France)Himel (Spain)

Enlotek (India)

Metalix (Sri Lanka)

14 Exhaust Fans BS 5060

I.E.C. 879:1987

KDK (Japan)

Alstom (UK)National (Japan)

15 PVC Conduits BS 4607 & BS 6099 National, Authon, Duro,

S-lon.16 G.I. Conduits BS 4568 Part I Matsushita, Maruichi,

Pusan or any U.L.approved U.S. Brands.

17 Moeller Richardson Projects(Pvt.) Ltd.

18 Ceiling Fans KDK, National

List of Cable brands in Sri Lanka with SLS Certificate ACL, KML, KELANI,ALUCOP, RUHUNU,

KAMAL(vii) The following timber species should be used for construction work unless

otherwise specifically stated in the description of the BOQ.

Timber Usage for BSR Trade Items Approved Timber

(a). Roof frame and ceiling frame Alubo, Bato Domba, Bedi-Del

(Wal-Del), Burutha, Dambu,

Daw, Dawata, Domba, Dun,Etatibiriya, Gammalu, Hadewaka,

Halmilla, Hora (Pressure

Impregnated), Liyan, Mee, Na, Palu,Teak, Treated Kempas, Thawvama,

Uberiya, Welipana, Wewarana.

Imported timber Balau, Bitis,Kampur, Kempus, red Balaue,

Merbau

(b). Door, Window and Fanlight, Weld mesh Alubo, Bata-Domba, Bedi-Del (Walframe Del), Balau, Bitis, Burutha, Dambu,

Dawata, Domba, Dun, Etatimbiriya,

Hadewaka, Halmilla, Ketakara,

Kohomba, Kolon, Kumbuk, Liyan,Mee, Milla, Na, Palu, Sooriyamara,

Teak, Thawvama, Uberiya, Welang,Wewarana, Welipana.

. Door, Window & Fanlight Sashes Halmilla, Kirihambiliya, Kohomba,

Kolon, Mahogany,Sooriyamara,Teak, Uberiya.


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(d). Timber Ceiling Planks, Panelling Cyprus, Eucalyptus Microcoris,

Kirihambiliya, Lunumidella, Tualang

(e). Valance/Barge Boards Ginisapu, Kumbuk, Wal-Del

(f). Partition Frame Cyprus

(g). Floor Boards Na, Kubuk,Sooriya mara

(h). Furniture Items Etatimbiriya, Hooriyamara,Kolon, Kohomba, Mahogany, Mee,

Na, Nadun, Sooriyamara, Teak.

(viii) All PVC pipes shall conform to SLS 147.

9. The approved rates for the following trade items listed in the following table are

meant for single storeyed (Ground floor only) buildings.

Hence, allowances to be made in the rates for lift in respect of work on upper floors.

The percentages indicated in the Table below should be added to obtain the rates

applicable to the upper floors.

Items First Floor Second Floor Third Floor

Formwork (Sqrs) 3% 5% 7%

Plastering (Sqrs) 5% 10% 15%

Floor Tiling (Sqrs) 2% 4% 6%

Wall Tiling (Sqrs) 2% 4% 6%

Roof Calicut Tile (Sqrs) 3% 6% 9%Roof asbestos (sqrs) 3% 5% 7%

Ceiling Works (Sqrs) 3% 5% 7%

Painting (Sqrs) 3% 6% 9%

10. Following conversion factors should apply for the rates when it is necessary to

convert from the Imperial Units to Metric.

Conversion: Imperial to Metric factor (1foot x 0.3048 = metre)

To convert Rate per To Rate per Multiply the Present Rate

by

Cube M3

0.35Square M

20.108

Sq.ft. M2

10.76L.ft. M 3.28

Cwt. Kg 0.02


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11. IRON and STEEL gauge systems

Standard Wire Gauge. Birmingham Wire Gauge

No. SWG BWG

mm inch mm inch

20 0.914 0.036 0.996 0.0392

18 1.219 0.048 1.257 0.0495

16 1.626 0.064 1.588 0.0625

12. Units

To convert Litres to Galloons multiply by 0.2205

Miles to Kilometers multiply 1.609Kilo to Pounds multiply by 2.205

13. Steel

Dia. Mm Dia. Inch Normal Weight

Kg per meter

25 1 3.85420 3/4 2.466

16 5/8 1.578

12 1/2 0.88810 3/8 0.617

6 1/4 0.222

14. Method of Measurement shall be done in accordance with SLS 573:1999 (Revised)edition.

15. Incorporation of a preliminary bill for works costing over Rs. 500,000/= ismandatory. Please refer Annexure for sample preliminary bill items. The values

indicated are only for guidance and you are advised to insert only the relevant items

and cost based on contract period and amount of contract.

16. The trade names, brand names along with catalogue numbers have been used purely

to describe certain items in order to fully describe the expected quality, appearance,

finish and performance characteristics of the relevant fitting. However, mereappearance of the brand name does not mean to restrict to that particular brand and

any other brand having similar characteristics are acceptable provided prior approval

is obtained for use of such brands.

17. Following item descriptions shall be used to describe the water proofing in side

toilets, and measurements to be taken accordingly.


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(a). Water proofing inside shower areas and toilets :

Application of water proofing agent Barralastic or an approved equivalent brand to

the entire toilet floor and up to 1.50 m (5-0) height on to the masonry wall the

function between the wall and concrete floor shall be treated with a non-wooyenreinforced fiber mesh entire work shall be done in conformity to the

manufacturers specifications. This item is payable only upon the submission of

a written guarantee jointly by the Contractor and the water proofing materialsupplier.

(b).Certificate for Water Proofing:

Contractor shall submit a written certificate to the effect that all the material used andworkmanship was in conformity to the water proofing material manufacturers

requirements and has been installed as per the manufacturers specifications.

. Warranty for Water Proofing:

Contractor shall submit a 10 year written warranty jointly with the water proofing

manufacturer/Supplier to the effect that The treated surface has a 10 year warranty

against dampness/and/or moisture penetration due to defective workmanship and/ordefective material and that in the event of a failure, the material equipment and labour

necessary for the rectification work will be provided free of charge.

18. Guide for Preparing a Preliminary Estimate for proposal identification.

1. Visit the site and make a note on the field book :

(i) Ownership of the land and availability of survey plan and contour survey plan(ii)Soil types up to 6-0 depth.

Classify soil as - Sand- Clay

- Sandy clay (if a sand content is more than 50%).

- Clayey sand- Peat.

(iii)Depth of water table under normal weather condition.

(iv)Disposal of rain water- is the site to be filled ?- is the main drain available in the road ?

(v)Necessity of leveling/filling the ground, retaining walls, boundary wall, fence,gate and culvert (either Hume pipe or concrete slabs over masonary/concrete

drain).

(vi)Pipe water with pump + Overhead tankWell water with pump + overhead tank.


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In case of a new well to dig; get a location yield and water quality check from the

Water Supply & Drainage Board of from Water Resources Board.

- Preliminary investigation - Rs. 26,250/=

- Detailed investigation - Rs. 300,000/=

(They will give a detailed estimate after preliminary investigation).

(vii) Availability of electricity.

2. Desk Study and Preparation of an Itemized Estimate (without a B.O.Q.)

The covering letter should read as ..

The tentative cost estimate for the proposed work is Rs. The break-up ofitem costs are as given below. The detailed estimate will be forwarded upon the

approval of plans and after preparing a detailed B.O.Q.. In the mean time, please

obtain the local authority approval for the construction

Items to reflect in the tentative estimate are :

(a) Construction of the proposed building = Rs. .

(@ 2750/= per Sq.ft. on hard ground)(@ 3200/= per Sq.ft. on soft ground)

(@ 3400/= for storeyed buildings on hard ground)(@ 3800/= for storeyed buildings on soft ground).

(b) Construction of gate 12-0 wide and culvert = Rs. .

.1 Construction of boundary wall of 6-0 height

@ 2500/= per L.ft. = Rs. ..

or.2 Construction of a fence with PVC coated metal wire to 5-0

height with plinth wall @ 3000/= per L.Ft. = Rs.

(d) Soil investigation fee (for two bore holes) = Rs. 70,000/=

(e) External service connection 3 phase = Rs. 50,000/=

(f) External water supply or well + sump + O.H. tank = Rs.

Sub Total = X

Add 10% as Contingencies = A

Add 10% of (or 5% for less than 6 months) as price

Escalation = B

Total approximate Cost P = Rs. X+A+B

===========Add 15% VAT = Rs. Q

Total Estimated cost T.E.C = Rs. P+Q

Rounded to nearest Thousand.


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3. Preparation of a Detailed BOQ

Upon the receipt of an allocation this is how to proceed.

(a)Submit the Survey Plan (should be a scaled plan without reduction duringcopying), confirm the ownership of the land, and functional requirements of the

building to the Architect through Director (Buildings) or Director (Engineering).

(b)Arrange a site inspection with the Architect, Chief Engineer (Designs), ChiefEngineer (W.S. & S).

(c)Get the Architectural Sketch Plan approved from the Head of Institutionconcerned.

(d)Send a copy of the approved Architectural Sketch Plan to the Architect (with orwithout modifications) to prepare the Council Drawings.

(e) Inform the Client to get the local authority approval based on Council drawings.

(f) In the mean time, following drawings shall be obtained before proceeding withthe preparation of the detailed BOQ.

- Detailed Architectural Drawing including floor plans, elevations,sections, door/window schedule, finishing schedule, staircase andrailing details, ceiling details.

- Structural Drawings including foundation details, columns, floorbeams/slabs/stairs, roof frame work (if necessary, ceiling frame work),

retaining walls etc.- Water supply, waste water, sewerage, plumbing layout drawings

including drain pipe positions, cleaning eyes, floor gullies, manholes,

septic tanks and soakage pits.- Electrical layout plan including wiring diagram, fitting locations,

mains, D.B.s locations etc.

- External storm water (rainwater) disposal drawing.19. Only upon the receipt of the above detailed drawings shall the BOQ be

prepared.

Rate to be Comprehensive

The rates for each item of measured work, must be comprehensive and mustinclude for complying with the details on the drawings, description in the bills

of quantities, relevant specifications, cover all the obligation under the

contract and all matters and things necessary for the proper construction,completion and maintenance of the works.

In the preparation of the BOQ, following act as a guideline.

1. BOQ item descriptions shall be as per BSR item description wherever

possible.


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2. Preamble notes shall be used with the BOQ.

3. Follow the standard method of measurement SLS 573:1999 (revised

edition) to extract the quantities from the drawings.

4. A preliminaries bill is mandatory for all works costing over Rs. 500,000/=.

5. In case of type plans, ensure the ground conditions meet with the

prescribed soil bearing pressure appearing on the structural plan.

6. In the respective BOQ trade items, indicate the following .

Contractor shall submit the following samples for approval when

requested to do so.

(a) Brass hinges, casement stays, door locks, door closers(b)

Sample aluminium sections along with a test report(c) Mix design report for the ready mix concrete

(d) Samples of bib taps, gate valves, sanitary fittings fixtures(e) Ceramic tile samples(f) Electrical fittings(g) Timber samples for door/window frames(h) Specific guarantees from the manufacturer/authorized agent for

sanitary fittings, door locks, ceiling fans, electrical accessories of

MCB, MCCB, RCCB, water proofing material(i) Water pressure test report for the plumbing system(j) Electrical system test from a Chartered Electrical Engineer(k) Slump test and concrete cube test is mandatory for all concrete work.(l) In case of earth compaction, the field density of the fill shall be

measured with the sand cone method or any other appropriate method.

20.A Preliminary Bill (for Works between (0.5m1.0m), (1m5m),(5m10m),

(10m25m)

Item Description 0.5m-1.0m 1 m-5m 5m-10m 10m-25m

20.A.1 Allow lump sum to

construct, furnish andmaintain Contractors siteoffice.

10,000/= 15,000/= 25,000/= 30,000/=

20.A.2 Allow lump sum to protectmaterials and plant.

3,500/= 4,500/= 6,000/= 10,000/=

20.A.3 Allow lump sum to obtainelectricity and water for the

site.

5,300/= 7,500/= 12,000/= 15,000/=

20.A.4 Allow lump sum for theprovision of sanitary

facilities to be Contractors

staff.

3,200/= 5,000/= 5,000/= 7,000/=

20.A.5 Allow lump sum to

barricade the site with afence and a gate.

_ 4,000/= 4,000/= 6,000/=

20.A.6 Allow lump sum forproviding a name board of

(size to define) and to erect

at a 7-0 height.

_ _ 1,500/= 1,900/=


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20. A.7. Allow lump sum for insurance, performance bond and guarantee = Rs. 4,800.00per one million projects

For projects costing over 5m, contractor shall employ to following personal

20. A.8 Construction management services (Engineer, Technical Officer)

Rate Per Month

1. Graduate Engineer with 3 Years experience = Rs.25,000.00

2. NCT qualified Technical officer with 3 Years experience = Rs.15,000.00

Rs.40,000.00

20.B Preliminary Bill (for works costing over Rs. 25 Million)

Divisional Engineer to decide on the necessity of each and every item for the workconcerned. The total preliminary cost is in the range of 3-4% of the building construction

cost.

20.B.1. Allow lump sum for providing performance bond, insurance/bank guarantees payment to be done either for the actual amount or for the quoted sum which ever

is less.

20.B.2. Allow lump sum for insurance against the following:

(a) Work at site and property(b) Accident and injury to workmen(c) Third party(d) Material(e) Theft(f) Riot and civil commotions(g) Flooding.

20.B.3 Provision of a sum to construct, furnish and maintain site office for the

Consultants staff the requirements are :

- 12-0x 10-0 Office with a toilet- 2 No. 3-6x 2-0 Tables with lockable drawers and 6 No. plastic

chairs.- One ceiling fan with two lights- Steel four drawer cupboard- Water filter and water heater- 3 pairs of gun boots and 3 helmets- Drawing rack- 4-0x 2-0 Display board- Pentium III Computer with a Dot matrix printer (wide carriage)- Direct telephone line with fax- First-Aid Box- Measuring Tape (20m).


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20.B.4 Provision of a sum to construct, furnish and maintain a site office for theContractors staff.

20.B.5 Provision of a sum to construct and maintain facilities for Contractors staff

accommodation

20.B.6 Provision of a sum to construct sanitary facilities for workmen

20.B.7 Provision of a sum to construct facilities to store materials and plants.

20.B.8 Provision to supply and temporary storage of water including plumbing work an dservice connection or to use the Clients facility and to make a monthly payment.

20.B.9 Provision to obtain temporary electricity connection and maintain throughout theconstruction period.

20.B.10 Provision to erect fence, barricades (describe)

20.B.11 Provision to safeguard the works, material and plants against theft, Watchers

including provision for shelter and torches.

20.B.12 Allow lump sum for maintaining temporary roads

20.B.13 Allow lump sum for safety, health and welfare of the workmen as per statutoryrequirements

20.B.14 Setting out of the works through a licensed Surveyor and submission of a sign

survey drawing of the premises.

20.B.15 Establishment of permanent bench works and reference points of the

column/building grids.

20.B.16 Erection of a sign board with the building elevation on a screen point fixed to a

G.I. frame work of 6-0x 4-0 at 7-0 above Ground level (letter height 3).

20.B.17 Allow for the Construction management (resident Engineer and Technical

Officers .. ) described throughout the construction.

20.B.18 Employment of a Quality Assurance Engineer under the direct supervision of the

Consultant and to establish a quality assurance system including documentation.

20.B.19 Hiring of a air-conditioned vehicle with driver for the exclusive use of the

Consultant throughout the construction period. Maximum per month mileage of

300km and only on week days between 8.00 a.m. and 6.00 p.m.

20.B.20 Allow for scaffolding (describe)

20.B.21 Allow for survey equipment, slump cone, cube moulds

20.B.22 Preparation of As-built drawings of A-1 size for the entire building includingstructural services and landscape.

20.B.23 Cleaning the building including dis-infection of sanitary fittings and premises

including carting away debris and submission of a list of moveable and


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permanent fittings and fixtures.

Documents

BSR Notes ictad