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HomeMy WebLinkAbout2020-02-07.Project Budget Comparisons For Front Street TrailFront Street Pathway Proposed Budget * "Original" is the revised budget with COB estimates dated 5/11/2015; "Revised" includes the 2020 updates provided by Sanderson Stewart with input from contractor and others *Original Estimate *Revised Percent Project Component Item Detail Estimate Source 05/11/15 12/17/19 Inc/Dec Notes D Engineering and Design Engineering and design Design and construction specs* Sanderson Stewart $15,000 $58,000.00 $43,000.00 287%Contract between COB and SS. D Management Project management 100 hrs @$60/hr GVLT $6,000 $0.00 -$6,000.00 -100%COB managing project D Payment & performance bonds Payment & performance bonds 2%COB orig, SS revised $3,300 $5,708.00 $2,408.00 73%COB estimate orig M Mobilization & insurance Mobilzation costs, insurance Sanderson Stewart/CKM $0 $28,542.00 $28,542.00 100%Not included in original B Bicycle/Pedestrian Bridge Bridge structure & installation 60' x 10' clear-span, prefab from Contech, Increased to 78' length, narrowed to 8' width Contech $52,200 $95,000.00 $42,800.00 82%Includes installation, crane, etc. B Crane Service crane to set bridge COB $5,000 $0.00 -$5,000.00 -100%In original, included in bridge & install in revised B Bridge abutments poured concrete COB orig, SS revised, CKM revised $7,500 $69,459.00 $61,959.00 826%Wing walls added in revised, big increase between revisions B Additional fill under footings Sanderson Stewart $0 $2,000.00 $2,000.00 100%"If needed" per SS B Stream improvements excavation pulling back banks, removing debris M. Johnson, RESPEC $3,000 -$3,000.00 -100%Included in bridge abutment item. B Building permit City of Bozeman Table D, Fee Schedule $600 -$600.00 -100%Is a Building Permit neded? B Stream permits including floodplain, 310, 318, 404 Kingfisher $10,000 -$10,000.00 -100%In SS contract. Might need LOMAR, if so cost goes up. P Paved path Path excavation and paving, includes clearing grubbing, base course, geotextile, asphalt (portion of Birch St.), detectable warnings, ADA ramps Asphalt and excavation for 1250 ft x 10 ft at $4/sq. ft for 4" thick; adjusted down for 2.5" thick COB orig, SS revised and broke down $41,406 $19,976.00 -$21,430.24 -52%Revised to be just paving in SS estimate, now includes Birch St. Possibly compare $66,676.55 on revised (boxed and pink) with $41,406 on orig. $25,270.55 increase (61%) P Gravel base course Included in above element in orig? $0 $9,423.00 $9,423.00 Included in COB's "Paved Path" estimate above P Topsoil strip, stockpile, replace, haul off Sanderson Stewart $0 $17,242.00 $17,242.00 Included in COB's "Paved Path" estimate above P Unclassified Excavation Sanderson Stewart $0 $15,676.00 $15,676.00 Not broken out in orig, possibly lumped into COB above P Removal and disposal of asphalt Sanderson Stewart $0 $3,450.00 $3,450.00 Included in COB's "Paved Path" estimate above P Geotextile (if needed)Sanderson Stewart $0 $908.00 $908.00 Included in COB's "Paved Path" estimate above P Thermosplastic crosswalk pavement markings Sanderson Stewart $0 $3,780.00 $3,780.00 100%Included in COB's "Paved Path" estimate above P Bollards Sanderson Stewart $0 $2,800.00 $2,800.00 100%To prevent vehicles crossing trail at Wallace informal parking area. Difference SW Sidewalk connector Concreete Sidewalk, connects to Story Mill Spur Trail along Wallace & L Street 5' wide Sanderson Stewart $0 $4,280.00 $4,280.00 100%Now that Wallace has been reconstructed and RR crossing improved this can be completed. Total $8,700 SW ADA ramps & truncated domes Required by ADA Sanderson Stewart $0 $4,420.00 $4,420.00 100%Wallace crossing, included in COB Paved Path estimate F Safety fencing Fencing 6 ft. tall chain link, 780 ft. x 14 ft Bridger Fence, SS no change $11,000 $11,000.00 $0.00 0%Between trail and RR. Not sure of quant in revised REHAB Site Rehab Landscaping/ site reclamation planting, reseeding, site finishes M. Johnson, RESPEC/ Sanderson Stewart revised $3,000 $5,000.00 $2,000.00 67% S Signage Kiosk Standard kiosk and maps GVLT $2,000 -$2,000.00 0%GVLT to provide S Totem structures Standard totems and signage GVLT $600 $800.00 133%GVLT to provide S Crosswalk signs For Wallace St crossing Sanderson Stewart $0 $1,000.00 $1,000.00 100%Regulatory signs M Miscellaneous work Sanderson Stewart $0 $15,000.00 $15,000.00 100%New, was previously in contingency M Stormwater Mgmt & Erosion Control Sanderson Stewart $0 $5,000.00 $5,000.00 100%New, previously lumped? M Traffic Control Sanderson Stewart $0 $7,825.00 $7,825.00 100%New, went up on 2nd revision M Relocate utility pole guy wires Sanderson Stewart $0 $0.00 0%Charter to move at their expense Total $160,606 $385,489.00 $226,282.76 Total without Design Contract & GVLT Items for Contingency calculation $137,006.24 $327,489.00 $209,164.31 153% Construction Contingency Not applied to design contract or items provided by GVLT? at 30% orig, 10% 12/5/19 revission COB on orig, SS on revisions $ 48,100.00 $ 34,749.00 -$13,351.00 -28%Reduced to 10% contingency Grand Total with Design, Construction and Contingency $ 208,706.24 $ 420,238.00 $211,531.76 101% Categories D = design/permits/due diligence Not applicable for Contingency M = mobilization B = Bridge/abutmnets/wingwalllsstream work P= Paved path prepr and paving SW = Sidewalk connector on Wallace & L to Story Mill Spur F = Safety Fencing Rehab = Site rehab S = Signage M = Miscellaneous work New components, either not included in orig, lumped, or determined essential by Sanderson Stewart in revised budgets Components of paved path