D2102 White -City Clerk No. 0 "' z
Pink - Finance Dept.
Canary - Dept. Accounting Date JUN 12 1975
Blue - Engineer
Green - Contractor
CITY OF SAINT PAUL — OFFICE OF THE MAYOR
ADMINISTRATIVE ORDER
for
CONTRACT CHANGE AGREEMENT NO. I
ADMINISTRATIVE ORDER, Whereas, additions which proved to be necessary to the Improvement described
as the PHALEN CREEK TRUNK SEWER - Preble Street - Weir],- Street
known as Contract L- 7794 , City Project No. 4-S-1 �2, Northern Contracting Company ,
Contractor, is composed of the following:
Total Additions (see attachment) $11,228.75
Total Deductions (see attachment) 9,266.42
TOTAL NET ADDITION $ 1,962.33
0
ORDERED, That the City of Saint Paul, through its Mayor, approves the foregoing additions made in ac-
cordance with the specifications in the sum of $ 1,962,11 , said amount to be added to the lump sum con-
sideration named in the contract, known as contract L-7794 - ,
Due to an underrun in quantities, no additional financing is required.
APPROVED AS TO FORM /
ig 71
A sisft it it tt n Contr or
19�3 B
ngi er
19
. Chi ng' ee Head of Dep Finan e
Director of inistrativ Assistant to the Mayor
L
ADMINISTRATIVE ORDER FOR CONTRACT CHANGE AGREEMENT NO. I
• PHALEN CREEK TRUNK SEWER - Preble Street to Weide Street
City Project No. 74-S-1512
Contract No. L-7794
ADDITIONS
1. Negotiated lump sum cost for working in adverse conditions which
were not indicated on the plans or in the specifications. At
times the contractor had to work in the sewer while steam and
hot water was being discharged by an adjacent industry. This
condition limited visibility and efficiency of the contractor's
work crew.
Lump Sum Addition $8,500.00
2. Additional costs were incurred for forming curved sidewalls in
the sewer tunnel. The plans indicated straight vertical walls.
Additional Forming Costs Lump Sum Addition 800.00
3. Additional costs were incurred for forming a curved tunnel section
in the Minnehaha Drift. The plans indicated a straight section with
one single break in it.
Additional costs for curved alignment of Minnehaha Drift
Lump Sum Addition 800.00
• 4. Repair to mislocated Hamm's Brewery tunnel to caves. Tunnel
was not located as shown on the plans and required repairs
for damages caused during construction.
Lump Sum Addition 1,128.75
Total Additions $11,228.75
DEDUCTIONS
1. Constructed access manhole using 74" reinforced concrete pipe
T-Section in lieu of liner plate construction and reduced plan
dimensions from center of sewer to center of manhole by approx-
imately 21-2 feet.
Original Design Access Manhole, Each @ $21,000.00
Revised Design Access Manhole, Each @ 20,000.00
Net Deduction $1,000.00
2. Constructed circular brick tunnel repair using 74" I.D. Rein-
forced concrete pipe in lieu of liner plate construction.
Original Design, Tunnel Design Type 1, 271 lin. ft. @ $240.00
Revised Design, Tunnel Design Type 1, 271 lin. ft. @ $215.00
• Difference = $25.00 per lin. ft.
Net Deduction = 263.2 lin. ft. @ $25.00 6,580.00
Attachment - Page 1 of 2
J. ADMINISTRATIVE ORDER FOR CONTRACT CHANGE AGREEMENT NO. I
•PHALEN CREEK TRUNK SEWER - Preble Street to Weide Street
City Protect No. 74-5-1512
Contract No. L-7794
DEDUCTIONS (continued)
3. Constructed sandrock tunnel half-section repair using cast-in-place
concrete in lieu of liner plate construction.
Original Design - Tunnel Design Type 11 liner plate @ $163.00
Revised Design - Cast-in-place Arch Section @ 153.00
Difference per linear foot = $ 10.00
Net Deduction - 149 lin. ft. @ $10.00 $1,490.00
4. Constructed Minnehaha tunnel with thickened wall section, which
deleted the need for welded wire mesh.
Original Design - Tunnel Design Minnehaha, 46 lin. ft. @ $205.00
Revised Design - Tunnel Design Minnehaha, 46 lin. ft. @ $200.23
Difference per lineal foot = $ 4.27
• Net Deduction - 46 lin. ft. @ $4.27 196.42
Total Deductions $9,266.42
Total Additions $11,228.75
Total Deductions 9,266.42
TOTAL NET ADDITION = $ 1,962.33
Attachment - Page 2 of 2