bengaluru metro project

7/29/2019 Bengaluru Metro Project

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PUTZMEISTER BOOM PUMPS WORKING ATBANGALORE METRO PROJECT, BANGALORE

JOB SITE REPORT

About BMRCL :Bangalore Metro Rail Corporation Ltd (BMRCL) is a jointventure between Govt. of India and Govt. of Karnataka

sharing the responsibility of implementation of BangaloreMetro Rail Project. It is named as Namma Metro.

Phase I metro project started(Civil work) in June2007 .Theestimated cost of project is Rs 11609 Cr.

Namma Metro phase-I network consist of two corridors :East-West and North South.

Project highlights: Project Routes -East-West Corridor (Purple Line): Baippanahalli station to

Mysore road Terminal - 18.10 KmsNorth-South Corridor (Green Line): Nagasandra station to

Puttenahalli - 24.20 KMS

Total KMS in Phase I: 42.30 KMSElevated section - 33.48 KMSUnder Ground Section - 8.82 KMS

No. of Station - 40 ( 33 Elevated and 7 under ground)

PCM JSR1029 12.09.2012/Bangalore Metro/Page 1


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Section Line Route

Reach-1 East Line Cricket stadium to Baiappanahalli -6.7 kms

Reach-2 West Line Leprocy hospital to Mysore Road-6.4 kms

Reach-3 North Line Sampige Road to yeshwantpur -5.1 kms

Reach -3A First North ext. Line Yeshwantpur to Peenya ind -4.8kms

Reach -3B Second North ext. Line Peenya Ind to Nagasandra-2.5 kms

Reach-4 South Line National college to R V Road-4.1 kms

Reach-4A South Ext. Line R V road to Puttenahalli -3.9 kms

UG-1 N-S Underground Line Sampige and National College-4 kms

- - -

Reach and Routes:

For the implementation and execution of the project, four elevated stretches are called Reaches

& are identified so for convenience purpose. Also there are two underground sections are

connecting Reach -1 and Reach-2 in East-West Corridor and Reach-3 & Reach-4 in North-South

Corridor respectively. Each Reach has been given to a contractor for execution of the project.

The details of Reaches are as under.

JOB SITE REPORT

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PCM JSR1029 12.09.2012/Bangalore Metro/Page2


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BMRCL has distributed the works to select best contractors based on their expertise in execution ofproject -

1) Building of Elevated structure.2) Building railway station.

3) Rail tracking construction4) Underground Tunnel construction.

Methods used for concreting:

1)Viaduct (Elevated structure): Basically using precast structure for segment, girders, pier cap etc. Eachsegment requires 20 cu.m. concrete and I- girder is required 17 cum.

2)Station building : Using precast and slab by concreting.3)Under ground tunnel: Using precast for tunnel rings. Tunnel concreting by shotcrete.

4)Track laying : Concrete is required to make plinth construction and track bed construction insidetunnel.All the above application require high grade concrete: M40,M50,M60

JOB SITE REPORT


Market share of Putzmeister Boom

Pumps is around 70-80 % in this project.

BMRCL project of R-3A for Elevatedstructure for 5.1 KMS. Putzmeister Boompump model BSF 36.09 is being used for pre-

casting and concreting piers & piers caps.

Boom Pump details :Pump commissioned on :19/08/2010

Pumping hrs : 1092 hrsConcrete done : 45,000 Cu.m.Concrete grade used : M40, M50

Almost done 1100 segments and 1000 nos.I-Girders by using this machine.

Each segment will have 20 cum concrete and

each I-Girder will have 17 cum concrete.

P&M - Incharge is extremely satisfied withthe performance of the machine and

completing his project as per stipulatedtimeline.


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BMRCL project of 3 nos. station in R-3, 3 nos

station in R-3A, 3 nos. Stations in R-4. PutzmeisterBoom Pump being used basically for building

Station and for placing concrete at 3 level and fordifferent structure. All station locations are highlycongested due to traffic & placing concrete is a big

challenge.

Machine working at Yeshwantpur Station

JOB SITE REPORT

Boom pump working for placing concrete at Peenya station.

Pump commissioned : 2006

Shifted to this site : March 2009Pumping hrs : 1800 hrs

Concrete done : 52,000 Cum

Cumulative (since from purchase) concrete done :above 1,00,000 CUMConcrete Grade used in this project : M40,M50Mostly this machine is being used for placing the

concrete for station construction.P&M - Head is satisfied with the performance of

the machine & is confident of completing theproject as per schedule. Also, he has appreciated

the service support extended during concretingeven at night.


Putzmeister Boom Pumps working in different phases of Bangalore Metro Project


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BMRCL project of R- 4A in which 4 km elevated structure and 3 nos. stations and R-3B in which 3.8 kmselevated structure and 3 nos. stations. The machine is used for precast application and placing concrete atelevated structures wherever required and to build a station.

Boom Pump details :

Pump commissioned on : 5/12/2010Pumping hrs : 1200 hrs

Concrete done : 45,000 CumConcrete Grade used in this project : M40,M50,M60Casting concrete Grade : M50

P&M- Head has mentioned that PM machine performance is up to his satisfaction.

JOB SITE REPORT

Casting yard done by Putzmeister Boom Pumps

Machine working for Precast at site



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Underground Tunnel project of total

length 4.9 KMS. Constructing 4nosunderground stations in East-West

line. Project has started and almost3KM tunnel has been completed.Brief project details are as under:

Tunnel length: 4.9 KMS and Tunneldiameter is 5.9 meter.

Underground depth: 35 meter

No. of under ground stations: 4 nos.Tunnel Rings : Rings are pre-castedin different segment.

They are using our boom pump forplacing concrete at tunnel opening,pathways, sidewall construction etc.

JOB SITE REPORT

Machine details :1)Model : BSF 32.09

This machine was shifted from other project.Commissioned on :18.06.2008Concrete done so far :63000 CUM

Concrete done for this project : 15,000 CUMPumping Hours : 1392 Hrs.

2) Model :BSF 36.09

Machine shifted from other project.Machine Commissioned on:12.04.2009Concrete done so far: 40,000 CUM

Concrete done for this Project: 15000 CUMTotal Pumping Hours done: 1068 hrs.

Concrete Grade Pumped: M25.M35

Tunnel insde view.Tunnel near Chinnaswamy stadium station.Boom pump placing concrete

ac ne wor ng or p ac ng concre ng or unne ng



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Underground Tunnel project of total length4kms Constructing 3 nos. underground

stations in North-South line. Project hasstarted and Tunnel work not yet started.

Brief project details are as under.Tunnel length :4.0 KMS & Tunnel diameter

is 5.9 meter.Underground depth: 35 meter

No of under ground stations: 3 nos.Tunnel Rings : Rings are pre-casted in

different segments.They are using Putzmeister boom pump forconcrete placing in tunnel opening,

pathways, sidewall construction etc.

JOB SITE REPORT

Tunneling Site

Machine details:

Model :BSF 36.09Machine commissioned on: June 2012

Concrete done : 500 CUMPumping hrs :12 hrs .

This pump started using fromSeptember 2012 onwards only

Full view of Boom Pump.


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