Download Tender Document Corrigendum - Western Railway ...
Download Tender Document Corrigendum - Western Railway ...
Download Tender Document Corrigendum - Western Railway ...
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Subject : Pre-bid clarification on queries received from Industry Participants of TPWS: Date-30.06.2011<br />
TENDER NO. WR/S&T/HQ/2010-11/05 Virar (at Km 60)-Vadodara (at Km 397) section<br />
Sr. No. Cl. No. Firm<br />
Thales<br />
T<br />
y<br />
p<br />
TTechnical specification of Train Protection and<br />
-Warning (TPWS) System<br />
W<br />
S<br />
E<br />
Original Text Clarification needed Clarification of <strong>Western</strong> <strong>Railway</strong><br />
- The traffic handled by each line: types of<br />
trains using that line, their car configuration<br />
(e.g. freight, long-distance Passenger,<br />
commuter EMUs/DMUs,…), each train<br />
length, weight, deceleration factor, and<br />
respective minimum, maximum speeds,<br />
minimum headway, number of trains per<br />
day, details on wheel diameter etc…<br />
It will be provided after award of<br />
contract.<br />
Thales<br />
TTechnical specification of Train Protection and<br />
Warning (TPWS) System<br />
E<br />
- Type of braking system (electrical or<br />
pneumatic) & their interfacing with TPWS<br />
system and braking distance in each section<br />
The Braking system for MEMU is<br />
"Electro-pneumatic & Auto brake<br />
system". The Braking System foe<br />
WAP-4 Locomtive is "Indian <strong>Railway</strong><br />
Air Brake (Tri-plate/CLW rake<br />
mounted)". Other details will be<br />
provided after award of contract.<br />
16 CHAPTER 6 :<br />
SCHEDULE<br />
OF WORKS &<br />
SUPPLIES -<br />
A1.1 b)<br />
Thales<br />
Thales<br />
TTechnical specification of Train Protection and<br />
-Warning (TPWS) System<br />
W<br />
E<br />
TEach MEMU will need two OBCs<br />
-<br />
W<br />
S<br />
E<br />
- Emergency braking & service braking<br />
details and their deceleration factor (Min.<br />
and Max.)<br />
When using two independent OBCs, there<br />
will also be the need for a additional BTM,<br />
additional wheel sensors and train<br />
interfaces. Please consider deviant quantity.<br />
It will be provided after award of<br />
contract.<br />
For each independent OBC one BTM<br />
plus antenna has been catered for<br />
for MEMU cab.<br />
17 CHAPTER 6 :<br />
SCHEDULE<br />
OF WORKS &<br />
SUPPLIES -<br />
B2.1<br />
Thales<br />
TProposed Quantities of various types of<br />
WEurobalise(s) (switchable, infill, repositioning) should<br />
Sbe submitted by tenderer as per Signalling plans.<br />
When will the tenderer receive the<br />
mentioned signalling plan Is the quantity of<br />
balises proposed or mandatory<br />
There is a difference between switchable<br />
and fixed balises which has also an effect on<br />
costs. Please specify the quantity of these<br />
two variants.<br />
Signalling Roll Plan is being made<br />
part of tender document. The<br />
quantities of balises are mandatory.<br />
The quantities of two type of balises<br />
have been mentioned in various<br />
itmes of the tender shedule.<br />
Pre Bid Queries for TPWS 6