EXHIBIT A
Annual Contract for Concrete Construction
Bid No. 23-24-07
ITEM DESCRIPTION QTY UOM
UNIT
PRICE EXTENDED PRICE
Increase
by
amount
New Unit
Price
Increase
by
amount
New Unit
Price
Increase
by
amount
New Unit
Price
1 Sidewalk, match all existing score marks 55,000 SF 5.80 319,000.00 0.17 5.97 0.16 6.13 0.34 6.47 2 Curb cut (handicap ramp) per City standard 15,000 SF 9.70 145,500.00 0.28 9.98 0.27 10.25 0.56 10.81 3 Standard curb, 6" x 12" 500 LF 17.00 8,500.00 0.49 17.49 0.47 17.97 0.99 18.95 4 6” gutter/driveways 20,000 SF 8.75 175,000.00 0.25 9.00 0.24 9.25 0.51 9.76 5 Standard curb & gutter combination, type a 1,250 LF 38.00 47,500.00 1.10 39.10 1.06 40.16 2.21 42.37 6 Standard curb & gutter combination, type b 6,100 LF 37.50 228,750.00 1.09 38.59 1.04 39.63 2.18 41.81 7 Standard catch basin Type A, without frame cover and angle iron 10 EA 4,100.00 41,000.00 118.90 4,218.90 113.91 4,332.81 238.30 4,571.11 8 Park curb, 6" x 6" 50 LF 13.50 675.00 0.39 13.89 0.38 14.27 0.78 15.05 9 Median curb Type M, full depth 1,000 LF 30.00 30,000.00 0.87 30.87 0.83 31.70 1.74 33.45 10 Median curb Type M-1 or M-2, tack or add on 1,000 LF 30.00 30,000.00 0.87 30.87 0.83 31.70 1.74 33.45 11 6" slab with #4 rebar - one foot on center 2,250 SF 9.95 22,387.50 0.29 10.24 0.28 10.51 0.58 11.09 12 Stamped concrete as per specifications 5,000 SF 8.25 41,250.00 0.24 8.49 0.23 8.72 0.48 9.20 13 Colored concrete slab - 4" 3,000 SF 5.85 17,550.00 0.17 6.02 0.16 6.18 0.34 6.52 14 Street light base, 3' sq. x 5' deep, 5 sack 1 EA 1,309.25 1,309.25 37.97 1,347.22 36.37 1,383.59 76.10 1,459.69 15 8" gutter with #4 rebar one foot on center, 6 sack mix 1,000 SF 13.55 13,550.00 0.39 13.94 0.38 14.32 0.79 15.11 16 8" retaining wall with #5 rebar 18" on center with maximm height of 3'. 6 sack mix per addendum No. 1 1,000 SF 31.50 31,500.00 0.91 32.41 0.88 33.29 1.83 35.12 17 Retaining wall additional vertical foot above 3’ 100 SF 41.50 4,150.00 1.20 42.70 1.15 43.86 2.41 46.27 18 Concrete collar/apron around manholes – 6 sack mix w/#4 rebar 50 EA 355.00 17,750.00 10.30 365.30 9.86 375.16 20.63 395.79 19 2 Sack slurry or CLSM 100 YD 313.25 31,325.00 9.08 322.33 8.70 331.04 18.21 349.24 20 4” Slurry with rock cobble median hardscape. See Scope of work for Specification on page 22. 1,000 SF 13.25 13,250.00 0.38 13.63 0.37 14.00 0.77 14.77 21 Standard catch basin top replacement Type A without lid, cover, and angle iron 5 EA 1,010.00 5,050.00 29.29 1,039.29 28.06 1,067.35 58.70 1,126.06 22 Extra charge for 6 sack concrete per yard 1000 EA 7.65 7,650.00 0.22 7.87 0.21 8.08 0.44 8.53 23 Extra concrete yardage 130 YD 175.50 22,815.00 5.09 180.59 4.88 185.47 10.20 195.67 24 3/8” pea gravel exposed aggregate cement concrete 1,000 SF 5.60 5,600.00 0.16 5.76 0.16 5.92 0.33 6.24 25 8" slab with 3/4" rebar one foot on center. 6 sack mix 2,000 SF 12.95 25,900.00 0.38 13.33 0.36 13.69 0.75 14.44 26 Concrete Mow Strip, 18"W x 6" D 100 LF 16.15 1,615.00 0.47 16.62 0.45 17.07 0.94 18.01 27 3/8” pea gravel exposed aggregate with colored concrete (City to choose) 1,000 SF 7.15 7,150.00 0.21 7.36 0.20 7.56 0.42 7.97 28 Concrete Footing 36" wide x 24" deep with 3 #5 rebar continuous and #5 rebar upright 18" on center 1,000 SF 23.85 23,850.00 0.69 24.54 0.66 25.20 1.39 26.59 29 12" long #4 rebar dowel installed with approved epoxy 400 EA 7.45 2,980.00 0.22 7.67 0.21 7.87 0.43 8.31 30 Concrete pumping - set up and concrete up to 10 yards 4 EA 1,915.00 7,660.00 55.54 1,970.54 53.20 2,023.74 111.31 2,135.05 31 Concrete pumping - each additional yard of concrete 3 YD 27.75 83.25 0.80 28.55 0.77 29.33 1.61 30.94 32 Installation of Detectable Warning Surface for Handicap Ramps with Contractor supplying the warning surfaces 5,050 SF 24.00 121,200.00 0.70 24.70 0.67 25.36 1.39 26.76 33 Monolithic poured curbed sidewalk up to 8” 10,000 SF 6.00 60,000.00 0.17 6.17 0.17 6.34 0.35 6.69
5.5% Increase
approved
8/26/2026
Effective
9-27-26 to 9-26-27
2.7% Increase
approved
8/13/2025
Effective
9-27-25 to 9-26-26
J.L. Plank, Inc. dba
Cen-Cal Construction 2.9% Increase
approved
9/11/2024
Bakersfield, CA
661-399-3759
661-399-3812 (Fax)
Effective
9-27-24 to 9-26-25