HomeMy WebLinkAboutADDENDUM NO 2 ADDENDUM NO. 2
TO THE
BIDDING DOCUMENTS
F.Y. 2019 STREET RECONSTRUCTION PROGRAM
CONTRACT NO. 965
CITY OF WATERLOO, IOWA
DATE: March 25, 2019
LETTING DATE & TIME: March 28, 2019 1:00 P.M., Local Time
TO ALL BIDDERS ON THE ABOVE PROJECT:
All Bidders submitting a bid on the above contract shall carefully read this Addendum and give it
consideration in the preparation of their bid.
TO ALL BIDDERS ON THE ABOVE PROJECT:
I. The following are revisions in the estimated quantities in the Form of Bid or Proposal:
ORIGINAL NEW
PLAN QTY PLAN QTY
ITEM 12 SANITARY SEWER SERVICE STUB/
RENEW, SDR 23.5, 6 INCH 1,254.00 1,272.00
ITEM 19 MANHOLE, SW-301, 48" 11.00 12.00
ITEM 31 STORM SEWER SERVICE STUB, 770.00 1,232.00
TYPE S, 4 INCH
Item 12—Added 18 feet to Maryland Ave. for stub to vacant lot 63
Item 19—Added SA-4A to Maryland Ave.
Item 31 —Added 3 feet to each of 154 stubs for a total of 462 feet additional length.
II. Plan Sheet 6. Replace note for post at end of Footing Drain Tile Service Stub in
Section A-A to read as follows: Footing Drain Tile Service Stubs shall extend a
minimum of five (5) feet from back of curb. The end shall be capped water tight and a 3
(three) foot long minimum size #4 rebar or standard steel T post placed vertically at the
end of the service. Revised detail is included in this addendum.
III. Plan sheets 15 and 16, Maryland Ave., have been revised with the addition of a sanitary
manhole (SA-4A) and a change in sanitary sewer main alignment between SA-4A and
SA-5. This change is to avoid the removal of trees in the right of way near 339
Maryland Ave. and 186 Lovejoy Ave. Tables are updated on Sheet 16.
IV. Revised SANITARY SERVICE INFORMATION table for Maryland Ave. on Plan Sheet
16 to includes TRACE/RENEW for 300, 310-312, 316 and 344 Maryland Ave.; also
added LOT 63 — RENEW STUB — 18 feet.
V. Change Bid Item 28 Description to SUBDRAIN, TYPE SP, 6 INCH. HDPE is an
acceptable material meeting SUDAS 4040, 2.02, C.
Contract 965 Addendum No. 2 Page 1 of 2
VI. Change Bid Item 29 Description to SUBDRAIN, TYPE SP, 4 INCH. HDPE is an
acceptable material meeting SUDAS 4040, 2.02, C.
VII. Change Bid Item 31 Description to STORM SEWER SERVICE STUB, TYPE S, 4
INCH. HDPE is an acceptable material meeting SUDAS 4040, 2.01, C.
Any revisions to any of the Contract Documents made by this Addendum shall be considered as
the same revision to any and all related areas of the Contract Documents not specifically called out
in this Addendum.
The bidder shall acknowledge receipt of this Addendum by inserting the number and date in the
spaces provided in the Form of Bid or Proposal, Item 9, Page 6 of 7.
Dennis J. Gntz, P.E. Assistant City Engineer
City of Waterloo, Iowa Department of Engineering
Contract 965 Addendum No. 2 Page 2 of 2
i
i
SUDAS
SPECIFICATION
*SEE
BID SUPPLEMENTAL UNIT BID TOTAL BID
ITEM SP=SPCL PROV DESCRIPTION UNIT EST QTY PRICE PRICE
DIVISION 4-SEWERS AND DRAINS-
SANITARY(CONTINUED)
9 4010-108-A-1 * SANITARY SEWER GRAVITY MAIN,TRENCHED,
TRUSS, 12 INCH LF 106.50 $ $
SANITARY SEWER GRAVITY MAIN, TRENCHED,
10 4010 108-A 1
TRUSS, 10 INCH LF 635.50 $ $
11 4010-108-A-1 SANITARY SEWER GRAVITY MAIN,
TRENCHED,TRUSS, 8 INCH LF 1,618.50 $ $
SANITARY SEWER SERVICE STUB/RENEW,
12 4010-108-E-0
SDR 23.5, 6 INCH LF 1,272.00 $ $
SANITARY SEWER ABANDONMENT, FILL AND
13 4010-108-K-2
PLUG, 8 INCH LF 916.00 $ $
SANITARY SEWER ABANDONMENT, FILL AND
14 4010-108-K-2
PLUG, 12 INCH LF 65.00 $ $
SANITARY SEWER ABANDONMENT, FILL AND
15 4010-108-K-2
PLUG, 15 INCH LF 327.00 $ $
16 SP/I 6 SANITARY SEWER SERVICE,TRACE E. 18.00 $ $
17 SANITARY SEWER SERVICE, DYE TEST
SP#5 INVESTIGATION EACH 8.00 $ $
18 SANITARY SEWER SERVICE, UNDERGROUND
SP#4 INVESTIGATION EACH 3.00 $ $
DIVISION 6-STRUCTURES FOR SANITARY
SEWERS
19 6010-108-A-0 * MANHOLE,SW-301,48" EACH 12.00 $ $
20 6010-108-C-0 DROP CONNECTION EACH 1.00 $ $
21 6010-108-A-0 * MANHOLE, SW-301,60" EACH 1.00 $ $
22 6010-108-H-0 * REMOVE MANHOLE, SANITARY EACH 10.00 $ $
23 MANHOLE RING AND COVER, FURNISH AND
SP#14 INSTALL EACH 2.00 $ $
SUBTOTAL BASE BID SANITARY SEWER $
DIVISION 4-SEWERS AND DRAINS-STORM
STORM SEWER,TRENCHED, RCP 2000D, 18
24 4020 108 A 1
INCH LF 336.50 $ $
STORM SEWER,TRENCHED, RCP 2000D, 15
25 4020-108-A-1
INCH LF 126.70 $ $
STORM SEWER,TRENCHED, RCP 2000D, 12
26 4020 108 A 1
INCH LF 1,143.50 $ $
27 4020 108 C 0 REMOVAL OF STORM SEWER, RCP, LESS
THAN OR EQUAL TO 36 INCH LF 815.00 $ $
28 4040-108-A-0 _ SUBDRAIN, PERFORATED PVC TYPE S,6 INCH LF 14,151.00 $ $
29 4040-108-A-0 SUBDRAIN, PERFORATED PVC TYPE S,4 INCH LF 283.00 $ $
30 4040-108-D-0 SUBDRAIN OUTLETS AND CONNECTIONS,
CMP, 6 INCH EACH 48.00 $ $
STORM SEWER SERVICE STUB,SOLID WALL
31 4040-108-E-0
PVC TYPE S1,4 INCH LF 1,232.00 $ $
DIVISION 6-STRUCTURES FOR STORM
SEWERS
32 6010-108-A-0 * MANHOLE, SW-401,48" EACH 15.00 $ $
33 6010-108-A-0 * MANHOLE, SW-401,60" EACH 1.00 $ $
34 6010-108-A-0 * MANHOLE, SW-402 EACH 3.00 $ $
35 6010-108-A-0 _ MANHOLE, SW-406,SHALLOW RECTANGULAR EACH 6.00 $ $
36 6010-108-B-0 _ INTAKE, SW-501, SINGLE GRATE EACH 16.00 $ $
FORM OF BID CONRACT NO. 965_ADDENDUM NO. 2 Page 2 of 7
r—A
TYPICAL STUB
6'
ANIM 'mmosw
L_A
LONGITUDINAL TILE
MEEIRMIMEMFAIMEMMEWM
4"DIA STUB,TYPICAL FOR EACH
RESIDENTIAL PROPERTY
STREET PLAN VIEW
-GENERALLY LOCATE NEAR MIDDLE OF LOT UNLESS
IN DRIVEWAY,NEAR TREE,OR OTHER OBSTACLE-
THEN ADJUST IN FIELD.
-FITTINGS AND BEDDING ARE INCIDENTAL TO TILE.
-LOCATE STUB WITH REFERENCE TO PROPERTY LINE
OF ADDRESS.
FOOTINGM DRAIN F FT.FROM
O CURBE THE END
PROPOSED PAVING
MINIMUM OF 5 FT.FROM BACK OF CURB. END
SHALL BE CAPPED WATER TIGHT AND A 3 FT.LONG
MINIMUM SIZE#4 REBAR OR STANDARD STEELY GRANULAR SUBBASE
POST PLACED VERTICALLY AT THE END OF THE 11111111.1111111111.1
SERVICE.
EIRREeag
• :\ - `-"� J/••'.'• :/f 6"DIA LONGITUDINAL TILE
1111W.11"1"""haNtiala
CAP END
4"DIA NON-PERFORATED TILE
4"BEDDING ROCK AROUND TILE-ALL SIDES
SECTION A-A
TYPICAL SECTION OF STORM SEWER SERVICE STUB
(FOOTING DRAIN SERVICE) ADDENDUM #2
MARCH 25, 2019
3'INSIDE BACK OF CURB
161111 11111.111111111
PROPOSED FINISHED
STREET SURFACE
GRANULAR SUBBASE
G
FIRRERIMIRERREMENS
yr Yr .:.:.:: �-��
� a`
SURFACEBELOW NEXCEPT FORISHED ET �.....': :'.':'/f POROUS BACKFILL-SEE
GRADE LIMITATIONS. IDOT 4109.01,GRADATION#29
NOTE:WHERE EXISTING STRUCTURE io 6"PERFORATED PIPE(LONGITUDINAL)
OR PIPE IS TAPPED AT LESS 4"PERFORATED PIPE(LATERAL)
THAN 3.5'BELOW FINISHED
STREET SURFACE,DRAIN TILE 6"
SHALL BELAYED AT MIN.SLOPE
(0.5%)UNTIL DEPTH OF 3.5'
IS ATTAINED.
TYPICAL SECTION OF SUBGRADE DRAIN TILE
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