HomeMy WebLinkAboutContract 43475-CO4 (2)City of Fort Worth
Change Order Request
CITY SECRETARY _
CONTRACT NOW
Change Order No.
Date
TPW Project No.
Funding (FAC)
4 (four)
11/5/12
2012-06
GG01 536010 0205002
Facility and Project Description
City Secretary Contract No.
Replace Boiler System at Public Safety Building
CSCN 43475
ORIGINAL CONTRACT AMOUNT................................................................ $194,500.00
EXTRASTO DATE, a 9 a 0 a & d 6 1 1 ''1 ''1 ato Is& a" 'ED sea ell "I do **a E64 "I low *10 all ''I ''I see $ 39,611
CREDITS TO DATE'', I'm'', ''I am, I@*'', 119mom models Now at* BE, ',low gamesome ad, $ 0
CONTRACT COST TO DATE'', ''I I'm see ''I "I ''I low Bad "I I's ass be, ''I low Dow BE, ''I I's go* fee at, "I 1,, 140 0 a a a a B I * a I I I K a a I P 0 9 9 9 a 0 $ 2341111
AMOUNT OF PROPOSED CHANGE ORDER... mal "I 'IF 40* dab "I go, I@* ME, me, we **a a 0 0 a I I I 1 4 a I W 0 a a 9 a a a a b a 9 1 1 1 1 1 1 1 1 W a a 0 4 0 $ 81999
REVISED CONTRACT AMOUNT...'',", ...............................................:.................................... $ 243,110
ORIGINAL FUNDS AVAILABLE FOR CHANGE ORDERS',,''. *40 Rama.. $ 291140
REMAINING FUNDS AVAILABLE FOR CHANGE ORDERS.."'' see 1111MI'm* OEM dell''I'momm Dow embalm ell ,,sea $ 0
ADDITIONAL FUNDING (IF NECESSARY),,, If #@POEM ell", goads Mee Room I I I a 0 0 9 a b a I I I I I I I I I a a a I a a a & a d a I I I 1 4 1 1 $ 82999
IN ACCORDANCE WITH THIS CHANGE ORDER, THE CONTRACTOR SHALL;
Furnish all labor and material as per the attached Propose Change Requests:
Provide and install make up water as per the proposal dated October 26, 2010. ADD $ 31903
Revise piping and valve sizes as per proposal dated October 31, 2012 ADD $ 11243
Replace conzate.retu n tank aster the proposal dated November 5, 2012 ADD $31853
OFFICIAL RECOIL®
FT. WORTHS TX ADD $ 81999
It is understood anaLthe aeccptane�of4 ' Change Order by the contractor constitutes an accord and satisfaction and represents payment in full (both time
and money) for all costs arising out of, or incidental to, the above Change Order
Contractor's Name
R. L. 173 Mechanical Contractors, Inc.
Original Contract Time
95 calendar
days��W ME
Additional Approved Time To Date i Approved Contract Time To Date
5 calendar days 1100 calendar days
Additional Time For This Change Order
0 calendar days
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sportation and Public Works
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Distribution:
File
Facilities Maintenance Inspector
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TPW Facilities isl
1 1 —1 5-1 2 A I 0Order 31/12) at'jr 7. Kaysex, City
Mecanica) Contracto*rg, Inc.
pone 972-617-3557
Fax 972-576-0926
October 26, 2012
City of Fort Worth
1000 Throckmorton
Fort Worth, Texas 76102
Attn: Mike Pease
Ref: Public Safety Building —Boiler Replacement
Subj:
Mr. Pease,
We have proposed the following changes for your review.
Our price includes:
4117NHWy77
TACLA016331 C
M8173
HUB Cert # 1752603389300
1. Provide and install feed/make-up water system as per the attached interim system schematic
2. Provide and install a new float switch in the existing tank to operate the make-up water solenoid valve
3. Rework the existing electrical feed to the condensate return pumps so that they are controlled by the boiler
low water cut-off switch
4. Provide electrical circuit for the make-up water solenoid valve controlled by the new tank float switch
5. Provide an additional electrical circuit to power the wizard boiler controller
6. All work to be performed during normal business hours
Our price, 0 0 * 0 0 0 a 8 9 8 8 0 9 0 off 0 0 0 0 0 W 0 sa $39903.00
Exclusions:
1. Sales tax
If there are any questions or comments please call.
Thank you,
David Brumley
R.L.P. Mechanical Contractors, Inc.
SUBMIT TO: Mike Pease DATE: 10/24/2012
JOB NAME: Public Safety Bldg. Boiler replacement PROPOSAL NO: PC-11
WORK: Addition of boiler feed water piping CHANGE NO:
Deductions
� DESCRIPTION � AMOUNT �
MATERIALS, FIXTURES, AND EQUIPMENT:
1. Plumbing Materials-$2,604.77
2. Plumbing Fixtures and/or Equipment $0.00
3. HVAC Materials $0.00
4. HVAC Equipment $0.00
5. Insulation Materials $0.00
(Materials and/or Equipment Sub -Total I-$2,604.77
6. Sales and/or Use Tax...... too boo 40*1*0 too 104 **Ito# two*** 1o*4oq*10 0 0.00% $0.00
LABOR:
1. Piping Mechanic -31.0 MH @ 27.50 $/HR-$852.50
2. Piping Supervisor -31.0 MH @ 30.50 $/HR-$945.50
3. Sheetmetal Mechanic 0.0 MH @ 25.00 $/HR $0.00
4. Sheetmetal Supervisor 0.0 MH @ 28.50 $/HR $0.00
5. SHEETMETAL SHOP TIME 0.0 MH @ 20.00 $/HR $0.00
6. Insulation Supervisor 0.0 MH @ 21.50 $/HR $0.00
7. Insulation Mechanic 0.0 MH @ 18.50 $/HR $0.00
8. Laborer 0.0 MH @ 17.50 $/HR $0.00
9. HVAC Tech 0.0 MH @ 33.50 $/HR $0.00
10. General Superintendant -6.2 MH @ 41.00 $/HR-$254020
11. Project Manager 0.0 MH @ 45.00 $/HR $0.00
12. Test and Balance 0.0 MH @ 33.25 $/HR $0.00
13. Start -Up 0.0 MH @ 33.25 $/HR $0.00
14. Controls 0.0 MH @ 33.25 $/HR $0,00
15. Certified Welder 0.0 MH @ 65.00 $/HR $0.00
LABOR -SUB -TOTAL $21052,20
S.S., INSURANCE AND TAXES 36.50% $749,05
FRINGES -68.2 MH 3.50 $/HR $238,70
SAFETY -68.2 MH 0.50 $/HR $34.10
ACCEL. AND/OR EFF. FACTOR 0.00% $0.00
TOTAL LABOR CO
R
PAG E 2
AMOUNT
JOB EXPENSE:
1. Major Tools &Fab Equipment Rent (4% Labor) $122.96
2. Expendable Tools (5% Labor) 4153.70
3. Project Office (2% Mat'I & Labor)-$113.58
4. Truck Rental $56.00 Per Day-$238.70
5. Temporary Power $0.00
6. Welder Rental $0.00
7. Scaffolding $0.00
8. Equipment Hoist, Chainfall Rental $0.00
9 Freight or Drayage $0.00
10. Clean-up (3% Labor) w$92,22
11. Mobilization (Move-in/Move out) 4% Mat'I/Lab-$227A5
OST
SUBCO
1. Concrete Subcontract. $0.00
2. Insulation Subcontract-$300,00
3. Temperature Controls Subcontract $0.00
4. Painting Subcontract $0.00
5. Electrical Subcontract $0.00
6. General Construction Subcontract $0.00
7. Excavation or Backfill Subcontract $0.00
8. Utilities Subcontract $0.00
9. Rigging or Hoisting Subcontract $0.00
TOTAL SUBCONTRACTORS COST $300,00
RECAPITULATION
1. Materials and/or Equipment Cost-$2,604.77
2. Labor Cost $31074.05
3. Job Expense Cost $948032
CONTRACTOR'S SUB-TOTAL-$61627A4
5. Guarantee (Warranty) 2.00%-$132.54
6. Engineering & Drafting (4% Materials) t$104,19
8. General Company Overhead and Profit ........................................ 15.00%-$11029.58
CONTRACTOR'S TOTAL-$71893.45
4. Subcontractors Cost-$300.00
SUB -CONTRACTOR'S TOTAL $330.00
COMBINED TOTAL-$81223.45
9. Fee%.............................................................................................. 0.00% $0.00
10. Bond%............................:.............................................................. 1.8000% -$0.54
I
R.L.P. Mechanical Contractors, Inc.
SUBMIT TO: Mike Pease DATE:
JOB NAME: Public Safety Bldg. Boiler replacement PROPOSAL NO:
WORK: Addition of boiler feed water piping CHANGE NO:
Additions
DESCRIPTION
MATERIALS, FIXTURES, AND EQUIPMENT:
1. Plumbing Materials
2. Plumbing Fixtures and/or Equipment
3, HVAC Materials
4. HVAC Equipment
5. Insulation Materials
Materials and/or Equipment Sub -Total
Sales and/or Use Tax .............................................. 0.00%
LABOR:
1. Piping Mechanic 35.0 MH @
2. Piping Supervisor 35.0 MH @
3. Sheetmetal Mechanic 0.0 MH @
4. Sheetmetal Supervisor 0.0 MH @
5. SHEETMETAL SHOP TIME 0,0 MH @
6. Insulation Supervisor 0.0 MH @
7. Insulation Mechanic 0.0 MH @
8. Laborer 0.0 MH @
9. HVAC Tech 0.0 MH @
10. General Superintendant 7.0 MH @
11. Project Manager 8.0 MH @
12. Test and Balance 0.0 MH @
13. Start -Up 0.0 MH @
14. Controls 0.0 MH @
15. Certified Welder 0.0 MH @
LABOR -SUB -TOTAL
S.S., INSURANCE AND TAXES
FRINGES 85.0 MH
SAFETY_ 85.0 MH
ACCEL, AND/OR EFF. FACTOR
27.50
$/HR
30.50
$/HR
25.00
$/HR
28.50
$/HR
20.00
$/HR
21.50
$/HR
18.50
$/HR
17.50
$/HR
33.50
$/HR
41.00
$/HR
45.00
$/HR
33.25
$/HR
33.25
$/HR
33.25
$/HR
65.00
$/HR
36.50%
3.50 $/HR
0.50 $/HR
0.00%
10/26/2012
AMOUNT
$2,676.94
$0.00
$0.00
$0.00
$0.00
$2,676.94I
$0.00
676.
$962.50
$1, 067.50
$0.00
$0.00
$0.00
$0.00
$0.00
$0.00
$0.00
$287,00
$360,00
$0.00
$0.00
$0.00
$0.00
$2,677400
$977011
$297.50
$42.50
$0.00
� TOTAL LABOR COST � $3,994.11 �
PAGE 2
DESCRIPTION
AMOUNT
JOB EXPENSE:
1.
Major Tools & Fab Equipment Rent (4% Labor)
$159,76
2.
Expendable Tools (5% Labor)
$199,71
3.
Project Office (2% Mat'I & Labor)
$133042
4.
Truck Rental $56.00 Per Day
$297450
5.
Temporary Power
$0.00
6.
Welder Rental
$0.00
7.
Scaffolding
$0.00
8.
Equipment Hoist, Chainfall Rental
$0.00
9
Freight or Drayage
$0.00
10.
Clean-up (3% Labor)
$119.82
11.
Mobilization (Move-in/Move out) 4% Mat'I/Lab
$266,84
TOTAL JOB EXPENSE COST
$1,177.06
SUBCONTRACTORS
1.
Concrete Subcontract
$0.00
2.
Insulation Subcontract
$1,020400
3.
Temperature Controls Subcontract
$0.00
4.
Painting Subcontract
$0.00
5.
Electrical Subcontract
$11519.00
6.
General Construction Subcontract
$0.00
7.
Excavation or Backfill Subcontract
$0.00
8.
Utilities Subcontract
$0.00
9.
Rigging or Hoisting Subcontract
$0.00
TOTAL SUBCONTRACTORS COST
$2,539.00
RECAPITULATION
1.
Materials and/or Equipment Cost
$2,676,94
2.
Labor Cost
$3,994,11
3.
Job Expense Cost
$1,177006
CONTRACTOR'S SUB -TOTAL
$71848.10
5.
Guarantee (Warranty) 2.00%
$156,96
6.
Engineering & Drafting (4% Materials)
$107408
8.
General Company Overhead and Profit.......................................0 15.00%
r __ $1,216082
r - CONTRACTOR'S TOTAL
$99328.96
4.
Subcontractors Cost
12,539.00
8,
General Company Overhead and Profit ........................................ 10.00%
$253,90
SUB -CONTRACTOR'S TOTAL
1-$2179190
COMBINED TOTAL
$123121.86
9.
Fee%.............................................................................................. 0.00%
$0.00
10.
Bond%........................................................................................... 1.8000%
$4.57
TOTALAMOUNT DUE - ;.
$121126.43
Mechanical Con'bractors, Inc.
pone 972-617-3557
-ax 972-576-0926
October 31, 2012
City of Fort Worth
1000 Throckmorton
Fort Worth, Texas 76102
Attn: Mike Pease
Ref: Public Safety Building —Boiler Replacement
Subj: Project changes - revised
Mr. Pease,
We have proposed the following changes for your review.
Our price includes:
4117NH\VY//
TACLA016331 C
M8173
HUB Cert # 1752603389300
1. Changed pipe and valve size to match existing in (2) locations (reference RFI #2)
2. Demolish abandoned 6" steam pipe and seal existing wall penetration in lieu of installing 3" gate valve
(reference RFI #3)
3. Provide and install 8" flange and blind flange with drain valve on existing condenser water pipe in lieu of
6" gate valve and blind flange (reference RFI #4)
4. Clean and prep damaged concrete area below existing boilers and fill void with concrete as new equipment
pads are poured over these areas (reference RFI #5)
Our price.................................................................................................. $1,243.00
Exclusions:
1. Sales tax
If there are any questions or comments please call.
Thank you,
David Brumley
Mecanica) Contracto*m, Inc.
pone 972-617-3557
fax 972-576-0926
November 5, 2012
City of Fort Worth
1000 Throckmorton
Fort Worth, Texas 76102
Attn: Mike Pease
Ref: Public Safety Building —Boiler Replacement
Subj: Replace condensate return tank (revised)
Mr. Pease,
We have proposed the following changes for your review.
Our price includes:
4117NHwg77
TACLA016331 C
M8173
HUB Cert # 1752603389300
l . Remove and dispose of the existing condensate flash tank and condensate return tank
2. Install anew owner provided 55-gallon condensate return tank with isolation valves
3. Re -install the existing condensate return pumps on the new
4. Route the existing 3" condensate return piping located in the AHU mechanical room through the wall and
connect to the new tank
5. Make-up water and boiler feed water piping to be modified to suit the new tank installation
Our price.................................................................................................. $35853.00
Exclusions:
1. Sales tax
2. Removal of existing pad
3. Pad/pavers for new tank
4. Electrical
5. Insulation
If there are any questions or comments please call.
Thank you,
David Brumley