ST8801-CS 901221 · Kimley. Horn I~/~ ...........
ENGINEERS, PLANNERS, SURVEYORS
12660C0,t Road. Suite 200 Dallas. Texas7525, 214386-7007 Facsimile2,4
December 21, 1990
Ms. Shohre Daneshmand
Git5' of Coppell
Post Office Box 478
CoppelI, Texas 75019
Re: Sandy Lake Road at MacArthur Boulevard
Dear Shohre:
Enclosed is the invoice for Additional Services on the Sandy Lake Road at MacArthur Boulevard
intersection design based on my letter dated October 16, 1990. I am also enclosing a copy of the final
Engineer's Estimate of Probable Cost for this construction.
if you have an5' questions concerning the Additional Services, please call.
Sincerely,
KIMLEY-HORN AND ASSOCIATES, INC.
F. Eugene M
Project Manager
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Anaheim * Charlotte · Dallas · Fort Lauderdale , I:ort Myers * Nashville , Orlando ., Phoenix
Ra'e~gh * San D~ego · Stuart , Tampa , Veto Beach · Vlrglma Beach · West Palm Beach
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City of Coppell
Sandy Lake Road at MacArthur Boulevard
Intersection Improvements
Engineer's Esti~nate of Probable Cost
Item Unit
No. Quantity Unit Description Price Cost
I. I L.S. Prepare Right-of-Way 5,000.00 5,000.00
~.'~ 350 L.F. Sawcut Exist. Conc./Asphalt 2.00 700.00
3. 6,760 S.Y. Remove & Dispose of Old 8.00 54,080.00
Concrete/Asphalt
4. 214 L.F. Concrete Street Header 8.00 1,712.00
5. 331 L.F. 6" Curb and Gutter 3.00 993.00
6. 885 Ton HMACP Type B 70.00 61,950.00
7. 442 Ton HMACP Type D 75.00 33,150.00
8. 2,860 C.Y. Roadway Excavation 4.50 12,870.00
9. 5,230 C.Y. Roadway Borrow Material 6.00 31,380.00
10. 100 C.Y. Ditch Excavation 5.0 500.00
11. 15,700 S.Y. 6" Lime Subgrade Preparation 1.25 19,625.00
12. 490 C.Y. 6" Flex Base 35.00 17,150.00
13. 212 Ton Lime 80.00 ! 6,960.00
14. 10,700 S.Y. 8" Pavement with 6" Curb 18.00 192,600.00
15. 190 S.Y. 6" Concrete Pavement (Driveways) 25.00 4,750.00
16. 750 S.Y. 4" Sidewalks 2.00 1,500.00
17. 950 S.Y. Brick Pavers (Intersection) 35.0 33,250.00
18. 820 S.Y. Brick Pavers (Crosswalks, Medians) 32.00 26,240.00
19. 55 Ea. 6" x 6" Reflective Jiggle Bars 13.00 715.00
20. 375 L.F. 36" RCP Class III 60.00 22,500.00
21. 35 L.F. 30" RCP Class Ill 45.00 1,575.00
22. 100 L.F. 27" RCP Class II! 40.00 4,000.00
23. 80 L.F. 24" RCP Class III 35.00 2,800.00
24. 105 L.F. 21" RCP Class I!I 30.00 3,150.00
25. 97 L.F. 18" RCP Class III 25.00 2,425.00
26. 5 Ea. 10' Recessed Curb Inlet 2,200.00 11,000.00
27. I Ea. 14' Recessed Curb Inlet 2,800.00 2,800.00
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Engineer's Estimate of Probable Cost
Sandy Lake Road at MacArthur Boulevard Intersection Improvements
Page 2
Item Unit
No. Quantity Unit Description Price Cost
28. I Ea. 36" Type "B" Headwall 2,500.00 2,500.00
29. I Ea. 36" Type "B" 30° Skew Headwall 2,750.00 2,750.00
30. 75 S.Y. 6" Concrete Flume / Rip-Rap 160.00 12,000.00
31. I L.S. Remove Existing Culverts & Inlets 20,000.00 20,000.00
32. 550 L.F. Remove Existing Brick Wall 15.00 8,250.00
33. I L.S. Adjust Utilities (MH Elevations, 15,000.00 15,000.00
Fire Hydrants, etc.)
34. 650 S.Y. 14" Median Topsoil 7.50 4,875.00
35. 390 S.Y. 4" Median Paving 10.00 3,900.00
36. 8 S.Y. 14" Median Paving 35.00 280.00
37. 1,250 L.F. 2" PVC (Sch. 40) 3.00 3,750.00
38. 1,100 L.F. 3" PVC (Sch. 40) 3.50 3,850.00
Subtotal 642,530.00
10% Contingency 64,253.00
TOTAL ! 706,783.00 I
This estimate does not include costs for items such as landscaping, retaining walls, pavement buttons,
pavement markings, signalization improvements, irrigation, street lighting, street signage or right-of-way
acquisition. This estimate is based on 1990 dollars.
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