Pre- Bid Meeting Questions

alligatorsavoryUrban and Civil

Nov 26, 2013 (3 years and 11 months ago)

83 views

Pre
-

Bid Meeting Questions


1.

Page S
-
1
---
What size is the “Hoist Beam”
--
--
8 x 18 ?

2.

Page S
-
1
---
Is the ‘Hoist Beam” a 53 ft. on piece beam or is it spliced?

3.

Page S
-
1
---
The distance on the cantilevered beam supporting the hoist beam (top of page in the
middle) is it 2’ or actually about 6’ or 7’ long ?


4.

Page S
-
1
---
(south end of the platform) How do the beams connect together? (bolt the 3”x 3”
angle clip on one side and weld on the other or weld the 3” x 3” angle clip on each side beam to
beam)


5.

Page S
-
3
---
(top left of page) How do the diamond
-
stair treads connect to the 8” channel on each
side ? (2 x 2 angle welded on each side of the 8” channel and then the diamond stair treads
welded or bolted to those angles?)


6.

Page S
-
4
---
(right side of page) Shoul
d detail drawing of “A & B” be reversed, and the bottom
detail drawing read “3
-
diamond plank?
---

If so
---

( the wording at top of page should change from
“A to B and from “B to A”
).


7.

Page S
-
5
---
Number of Ice Bridge post
in concrete
should read 58 instead
of 45 ?


8.

Page S
-
5
---
Top of “C
-
C Section”
---
In t
he top 6’ section
---

If the top level iron shown from post to
post
is the ice bridge grip strut
-----
is there also a lower level grip
str
ut 6’ below the top
one in
the ice bridge and if so is it that way throughout the entire ice bridge

( a double elevation grip
strut ice
bridge )
?


9.

Page S
-
5
---
Are there any trapeze hangers that install below the gr
ip strut on the ice bridge to
support the coax runs and if so
how far apart are they spaced and what type are they
?


10.

Page S
-
5
---
For the
angles that
are attached to the ice bridge post and
support

the grip strut, do

the holes
have to be drilled in the pipes
or can

use “U
-
Bolts”
be used
to connect the angles to the
post
?


11.

Page S
-
5
---
How does the ice bridge grip strut connect to the angles?








12.

Page S
-
5
---
Are all the X
-
bracing connections on the ice bridge post field drilled holes

or drilled
during fabrication and before galvanized. Will need elevation of bottom h
ole to keep ice bridge
level. Can you use “U
-
Bolts to connect the X
-
Bracing to the post and not have to drill the post
?




13.

In th
e RFB “Electrical Scope of Work
---
Section 16010” Page 11 of 12
--

Item: 4.1.9 and Page 12 of
12
--
Item: 4.1.12 it states that bot
h the “push button stations” and “both beam hoist” shall be
enclosed in a NEMA 4x 316 stainless steel enclosure. (where are these S.S. enclosures located

and what is the size of the enclosures
) ?


14.

In the RFB “Electrical Scope of Work
---
Grounding and Bondi
ng”

Section 16010 Page 9 of 12
Item: 2.8.2 States all outdoor grounding shall be #2/0 tinned solid copper ?