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