1. SUMMER INTERNSHIP 2011 @
LARSEN AND TOUBRO
(ECC DIVISION)
18 APRIL 2011 – 11 JUNE 2011
Ms.Amruta Badodkar
( 241014)
2. : L & T AT A GLANCE :
Founded in 1938 by two Danish
engineers, Henning Holck-Larsen
and Soren Kristian Toubro
One of the largest engineering and
construction company in India.
L&T ranks 40 in the top 225
global contractors 2008 data,
improved from 47th (2007) &
54th (2006).
3. L & T BUSINESSES :
Projects Products Services
Construction Electrical & IT &
Electronics Technology
E&C Projects Services
Machinery &
Heavy Engg. Industrial Financial
Products Services
7. Project Highlights
Plot Area: 1.06 Lakh Sft
Substructure BUA- 6.16 Lakh Sft
Super Structure BUA : 15.31 Lakh Sft
Total BUA - 21.47 Lakh Sft
The Building consists of
Six Levels Basement
Ground Floor
4 Nos of parking Floors
16 Office Floors
8. Project Synopsis
Name of the project Construction of Commercial Building at Plot C-66, BKC
Mumbai.
Client Raghuleela Builders Pvt. Ltd.
James Law Cybertecture International Holding Ltd. – Hong
Base Build Architect
Kong
Architectural Consultant RSP Design Consultants (India) pvt. Ltd. - India
Structural Consultants J+W Consultants
Municipal Architect Space age consultants
Q.S./Cost Estimator Padghams Swett
LEEDS Certification Surmount Energy Solutions Pvt Ltd.
Type of Contract Item rate contract
Contract Value 321.3 Crore
Contract Duration 21 Months. (18 + 3)
Contractual Start (LOI)Date 9th Nov 2010
Contractual Completion
8th Aug 2012
Date
DLP/Maintenance Period 1 Year
9. Project Synopsis
C B
A
21-02-
Status Date
2011
Target
As on date Balance as
Excavation Cum Total Scope Completion
completion on date
Date
Part-A Cum 64588 60202 93% 4386 02-03-2011
Part-B Cum 64217 48571 76% 15646 10-03-2011
Part-C Cum 56085 51831 92% 4254 02-03-2011
Total 184890 160604 90% 24286 10-03-2011
10. P- P-9 P-3 P-1
10
Pour Sequence
for Slab P-2 P-1
P8
Section-A
Section - B
P-
P6 P-5 4
Section-C
13. SOME FEATURES OF CONTRACT
Type of Contract Type of Contract shall be Item Rate basis.
Scope of work shall include Construction of Office Building at Plot No. C66 at
BKC, Mumbai as per the BOQ.
You shall be paid as per the actual quantity of Work done based on Unit
Rates.
Mobilization Advance. 12.5% of Contract Sum, free of interest along with LOI/WO against indemnity
bond.
7.5% of Contract Value Along with LOI
2.5% of Contract Value in 1 1/2 month
2.5% of Contract Value in 2 1/2 month
Recovery of Mobilization Advance. The mobilization advance will be recovered from 4 th Running Account bill as
under:
- 7.50 % of Contract value by the time 85 % of the contract value on pro-rata
basis
- 5 % of Contract value in last 15 % work on prorate basis.
Variance in Scope of Works over & (+) or (-) 30% of the contract value. If (+) 30% contractor shall entitle for
above BOQ items. suitable extension of time.
Time for completion. The time of completion shall be 16+2 months as per the time frame submitted in
the Construction Schedule from commencement date, which shall be reckoned
from the later of the following events
1. Mobilization period of thirty (30) days.
2. Payment of interest free mobilization advance of 7.5% of Contract Value.
3. Issue of Good for Construction drawings for foundation.
4. Handing over of Site and Space for Labour Colony and Site facilities.
5. Issuance of Form V for Labour License.
In the event of delay in any of the activities in the Sl. No. 2 to 5 as above the
commencement and completion time shall be extended accordingly.
14. SOME FEATURES OF CONTRACT
Advance for purchase of Formwork Contractor will be paid an interest free formwork advance (limited to 70%) of the
Material cost of the materials against Indemnity bond which shall be recovered on pro-rata
basis only after 30% of contract value.
Security Deposit & Retention Money. Contractor shall submit an Indemnity Bond signed by one of our whole time
Directors of 5% (five per cent) of the Contract Value valid till the virtual completion
of the work towards security deposit & retention money. On virtual completion this
Indemnity Bond shall be returned to us and we shall submit a fresh Indemnity Bond
equivalent to 2.5% of the value of work done valid till the end of the defects liability
period of 12 months is over. In view of the above arrangement there shall not be
any cash retention from R.A. Bills.
Terms of payment. 75 % of monthly bill irrespective of value shall be paid within 15 days of
submission and balance 25 % within 30 days from submission date including
certification
Final bill shall be scrutinized and settled in full within three (3) months of its
presentation including certification by our Engineer along with any balance
payments for extra work done during the tenure of the contract.
Secured Advance 70% of the value of Cement & Steel procured at site for the works likely to be taken
up during the next two (2) months against the paid bill/invoice and recovered fully
from the next R.A. Bill on actual supply.
Site Facilities. a) The contractor shall be provided sufficient space for setting up of the Client
Office, our Office, Re-bar yard, Carpentry Yard, stockyard and labour camp
free of cost. All operational expenses incurred for the Client Office shall be
Client’s responsibility.
b) Electricity & Water
Client shall provide electricity connection at one point at Site, Labour colony
locations for which Installation & statutory deposits shall be borne by client.
Further distribution shall be done by the contractor, Consumption charges
shall be borne by the contractor. We shall be allowed to use bore-well water
installed at site free of cost for construction purpose. For Drinking water the
condition shall be same as for Electricity.
15. SOME FEATURES OF CONTRACT
Extra Items. For such of those items for which there are no applicable rates in the schedule of
quantities or for which rates cannot be derived from the available items the
following shall be the basis for computing the rates.
Item requiring supply of materials, labour, plant, tools and tackles - Landed
cost of materials at site, Hire charges and operational charges for plant and
labour wages based on manday rates+ overheads + profit 15% plus VAT+
Service Tax.
Taxes & Duties. VAT already included in the rates plus Services Tax as applicable, at present ST is
4.12%.
Subsequent increase if any of the ST & VAT shall be reimbursed.
Assignment & Sub-Letting L&T is free to Sub-Let the works for the overall control on works including quality,
workmanship & progress & all the liabilities exclusively lies on L&T
Statutory Charges, Levy, Taxes, Fess, All statutory water / sewerage charges / Deposits etc. or any other charges as may
Deposit, Permissions, etc. be applicable for construction works shall be paid by Owner directly to the
authorities.
Liquidated Damages. Liquidated damages shall be @ 0.25% of the value of the work per week subject to
a maximum of 2.5% of the contract value for delay in completion of the work due to
reasons solely attributable to the contractor after taking into consideration the
extension of time schedule to which you may be entitled due to valid reasons. No
penalty shall be levied on the contractor for the delay in interim progress.
Insurance. The contractor shall provide the following insurance covers under Block Policy
Scheme to cover our men, machinery, equipment and materials.
Workmen Compensation Insurance for our workmen and subcontractor’s
workmen.
Group Personnel Accident Insurance to our staff.
Automobile Liability Insurance.
Third Party Liability Insurance.
Contractor’s All Risk Insurance Policy.
Any other insurance including any policy to be taken in client’s name shall be taken
by you.
16. SOME FEATURES OF CONTRACT
• Project Office, Safety hall, Client's
Office etc is setup on MMRDA Plot
besides site.
Infrastructure • Infrastructure Setup ( Labour
Setup
Sheds , Batching Plant , etc ) would
be arranged on land provided by
Proposed Site Client.
17. PROJECT CHALLENGES
Tight Project Schedule.
Space Constraint
Higher Volume of Work
within Stipulated time.
Mobilization of Skilled
Manpower.
18. CONSTRUCTION METHODOLOGY – TYPICAL FORMWORK SYSTEM
Section Type of Formwork Detail
Columns L&T System formwork / L&T system formwork shall have plywood as
Conventional steel formwork sheathing members / Steel shutters
Core Walls / Lift Wall L&T System formwork upto B1 Wall panel shutters with Hydraulic system for
Level Slab – Climbing(SKE) lifting
formwork for Upper Floor
Beams / Slabs L&T System formwork / Flex Plywood as sheathing member
System- Quick Deck System
Other typical section Conventional formwork with timber -
/ steel
QUICK DECK
Shear Walls
19. ENVIRONMENT ,HEALTH & SAFETY.
Preparation of Site Safety
Plan ,EHS policy.
Formation of Safety
Committee.
Emergency Response plan.
SAFETY PARK SAFETY OFFICE
20. ENVIRONMENT ,HEALTH & SAFETY.
Objectives of EHS Policy :
• To determine the parameters of EHS management at site.
• Define a line of command for hazard prevention.
• Define roles and responsibility of every individual in the construction team
with respect to safety at site.
• Continuous EHS performance improvement in a consistent manner.
EHS Management plan comprises of EHS RISK ASSESSMENT :
Purpose : To assess the risk of the activity to be executed, rate the risk levels as
per the risk assessment matrix and identify the control measures so as to bring
the risk level to the least.
Steps involved in conducting risk assessment :
• Preparation of work
• Hazard identification
• Workplace safety and health hazards can be identified.
• Possible types of accident or incident and ill health.
• Persons at risk.
• Existing Risk Control.
21. QUALITY MANAGEMENT SYSTEM
L&T ECC division, B&F OC has a well
established and documented quality
management system and is taking
appropriate steps to improve its
effectiveness in accordance with
requirements of ISO 9001 : 2008.
It has established procedures for
monitoring, measuring and analyzing of
these processes and to take necessary
actions to achieve planned results and
continual improvement of these processes.
It also maintains relevant procedures to
identify and exercise required control over
outsourced processes.
22. TYPICAL SLAB CYCLE
Day-6-11
Day-11-12
Concreting
of slab
Shuttering, Fixing of
12 days work cycle Reinforcement Steel
/ PT Tendons
Column , Core
Wall
Day-1-6
