Schedule
of Rates (SOR)
SOR stands for Schedule of Rates which is used generally
for execution of job through contract. It includes the job either supply and
installation or only execution. Supply and installation involves supply of
material and execution part. Execution or installation involves only man
power.
All bigger organizations, state government and central government have their own schedule of rate.Advantages-· The major advantages are that it helps in the making estimate for the projec or maintenance job.
·
In entire network wherever it is enforced,
rate is similar.
·
Estimate pricing time is minimized.
·
Agency or contractor has clear concept
that they will get the job done for said amount and scope of work.
·
Company is sure that fair expenditure is
being paid for particular job.
·
Company executive has to post only
quantity, amount of execution will be calculated automatically.
All bigger organizations, state government and central government have their own schedule of rate.Advantages-· The major advantages are that it helps in the making estimate for the projec or maintenance job.
- A large number of contractors can be asked to participate in tendering as the process is inexpensive and quick.
- Very few designs are needed.
Disadvantages-
- The first time it becomes a tedious job to make
SOR.
- Numbers of data are required to make SOR.
- After all effort, it has been seen practically
that SOR is not possible for all job at the time of execution.
- Escalation is required due to change of rate if
any.
- SOR remains valid generally for 2-3 years and
need to revise
- Variations are easy to estimate and normally
cheaper than traditional contract.
- Additional resources are required to measure
work and certifying payments.
- The client
does not have a final price when going to start work.
- It is difficult for contractors to plan
long-term resources due to change of rate of material or labour
- There is no real incentive for contractors to treat
such work with any sense of urgency and its best staff will be placed on
the projects where more risk is covered.
- The tender documents
will be a substantial package
looking a bill.
General
conditions of contract (GCC):
A
document is prepared detailing how to execute the contract and comply the
different regulation. The GCC remains applicable for all work agreement between
contractor and client. The document comprises-
- Approved list of suppliers.
- Approved list of brand/make.
- Methods of measurement.
- Site condition
- Treatment of overtime rates.
- Codes of practice.
- Inclusion of protection, waste, transportation
and health and safety
compliance.
- Scopes included regarding lodging, food and
travel expenditure etc .
- Scope of supply.
- Testing and commissioning.
- Definitions as used in the document.
Typical
Area of work
Building
work:
It
comprises like Excavation, Demolition, Concrete
work, Brick and block work , masonry, Roofing and tanking., Scaffolding
and staging, Carpentry and joinery, Ironmongery, Steel and metalwork,
Plasterwork, floor, wall, ceiling finishes. Plumbing, drainage Fixtures,
fittings
and soft furnishings. External works, Labour. Plant and equipment
hire.
Mechanical and electrical,
lifts and escalators
It comprises like excavation for Electrical
installation, wiring, and High voltage switchgear, Transformers, Low voltage
switchgear, Standby generators, Air conditioning and ventilation.
It comprises like Fire services, Town gas, Catering
equipment, Intruder. Public address system, External lighting and electric
gates, Lifts, Escalators, Cleaning cradle system. Each of these headings will
cover numerous elements which then have to be broken down into pricing units.
Typical example
Item
Code
|
Description
of job
|
Unit
|
Rate
|
XX.1.0
|
Laying of one
number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of
following size direct in ground including excavation, sand cushioning,
protective covering and Refilling the trench etc as required.
|
||
XX.1.1
|
Upto
35 sq.mm
|
Meter
|
181
|
XX.1.2
|
Above
35 sq.mm and upto 95 sq.mm
|
Meter
|
188
|
XX.1.3
|
Above
95 sq.mm and upto 185 sq.mm
|
Meter
|
195
|
XX.1.4
|
Above
185 sq.mm and upto 400 sq.mm
|
Meter
|
215
|
Credit:
CPWD/2013
How SOR is prepared?
Reader may read a practical guide to cable installation and tool box talk
In india
In india
Book reference :
A practical guide to cable installation and tool box talk
A practical guide to cable installation and tool box talk
Available with book shop and -
Price: Rs. 375/- excluding delivery charges
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