8--8- Exhibit A- Structural Calculations- PAR123757.pdf
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- Solicitation number
- SLCo PAR123757 Butterfield Canyon Trailhead Maintenance Building - CONST
- Issued by
- Salt Lake County, Hildale City, Utah
About this file
The document is a comprehensive structural engineering calculation report for the Butterfield TH Maintenance project prepared by Epic Engineering for Think Architecture, located at 8307 Herriman Highway in Herriman, Utah. The project involves structural calculations for a masonry building, with a focus on lateral and gravity design, seismic and wind load analysis, and detailed engineering assessments. The calculations are based on the 2021 International Building Code (IBC), ASCE 7-16 standards, and TMS 402-16 masonry design guidelines, covering a single-story, 16-foot tall structure with special reinforced masonry shear walls.
The structural analysis includes comprehensive evaluations of wind and seismic loads, with detailed calculations for roof diaphragms, masonry beam design, wall footings, and out-of-plane load capacities. The project site is located at an elevation of 5,436 feet, with a ground snow load of 53 psf and a basic wind speed of 105 mph. The building is classified as Risk Category II, with a Seismic Design Category D. The structural system utilizes 8-inch CMU medium-weight solid grouted walls, Douglas Fir-Larch lumber, and reinforced with ASTM A615 Grade 60 rebar. The engineering report provides a thorough technical assessment of the building's structural integrity, load-bearing capabilities, and compliance with current building codes and design standards.
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3341 S 4000 W
West Valley, UT 84120
801-955-5605 www.epiceng.net
Butterfield TH Maintenance
Structural Calculations for
June 12, 2025
Project Number: 25SM5136.08
Prepared for: Think Architecture
6/12/2025
Exhibit A
Project: Butterfield TH Maintenance Project No: 25SM5136.08
Client: Think Architecture Designed By: Read Johnson
Date: 6/12/2025
Design Criteria
Date:
PROJECT INFORMATION
Project Address:
Latitude: North
Longitude: West
Elevation: ft
PROJECT DESCRIPTION
STRUCTURAL DESIGN CRITERIA
Design Codes:
Risk Category: Table 1604.5
Types of Construction:
Number of Stories Above Grade:
Structural Height (hn): ft
Diaphragms:
STRUCTURAL LOADS
Dead Loads
Roof psf
Live Roof Loads
Live Roof: psf
Snow Loads
Surface Roughness Category: ASCE 7-16 §26.7
Exposure of Roof: ASCE 7-16 Table 7.3-1
Exposure Factor, Ce: ASCE 7-16 Table 7.3-1
B
Partially Exposed
6/12/2025
40.514
-112.088
5,436
Structural Design of the Butterfield Masonry Building. Structural Design includes the Lateral Design and Gravity Design.
Lateral Design will include the Lateral Key, calculations for Masonry Shear walls, hold downs, floor diaphragms, and roof diaphragms. Gravity Design will include a gravity key, calculations of beams, headers, columns, hangers, floor joists, wall footings, and individual footings.
8307 Herriman Hwy
Herriman, UT 84096
Flexible
2021 IBC
II
Not Light Frame
Date: 6/12/2025
Thermal Factor, Ct: Conditioned Attic ASCE 7-16 Table 7.3-2
Thermal Factor, Ct: Ventilated Roof ASCE 7-16 Table 7.3-2
Thermal Factor, Ct: Open Air Structures ASCE 7-16 Table 7.3-2
Importance Factor, Is: ASCE 7-16 Table 1.5-2
Ground Snow Load, pg: psf https://www.usu.edu/utahsnowload/
Min Roof Snow Load Req'd by Bldg Dept psf
Flat Roof Snow Load, pf, Conditioned Attic: psf =0.7CeCtIspg ASCE 7-16 Eq. 7.3-1
Flat Roof Snow Load, pf, Ventilated Roof: psf =0.7CeCtIspg ASCE 7-16 Eq. 7.3-1
Flat Roof Snow Load, pf, Open Air Structures: psf =0.7CeCtIspg ASCE 7-16 Eq. 7.3-1
Minimum Snow Load for Low-Slope Roofs, pm: psf ASCE 7-16 §7.3.4
Wind Loads
Basic Wind Speed, V: mph ASCE 7-16 Fig. 26.5-1
Exposure Category: ASCE 7-16 §26.7.3
Importance Factor, Iw: ASCE 7-16 Table 1.5-2
Seismic Loads
Seismic Importance Factor, Ie: ASCE 7-16 Table 1.5-2
Site Soil Classification:
SS: g ATC Hazards Report
S1: g ATC Hazards Report
SDS: g ATC Hazards Report
SD1 Hazard Report: ATC Hazards Report
SD1: g ASCE 7-16 Equation 11.4-4
Fv:
SM1:
Structure Type
Ct:
x:
Ta:
Ts: ASCE 7-16 Sec. 11.4.6
Diaphragm
Seismic Design Category, SDC: ASCE 7-16 Tables 11.6-1 & 11.6-2
Fp Wp Ka = 1 + Lf/100
Seismic Gap Necessary?
Seismic Gap:
SOIL / FOUNDATION CRITERIA & SPECIFICATIONS
Soils Report:
Soils Report Date:
Bearing Pressure: psf (Assumed Values)
Passive Pressure: pcf
Active Pressure: pcf
At Rest Pressure: pcf
Coefficient of Friction: alone w/ passive
Req. Footing Depth: inches
ASCE 7-16 Table 11.42
0.624 ASCE 7-16 Equation 11.4-2
0.160 ASCE 7-16 Eq 12.8-7
0.599
Flexible w/span < 40 ft
0.4 0.3
0.513
No
NA
1.2
44.5
C
D - Default
0.868
0.314
0.694
0.416
D
No
All other structural systems ASCE 7-16 Table 12.8-2
0.02 ASCE 7-16 Table 12.8-2
0.75 ASCE 7-16 Table 12.8-2
Null
1.986
40.8
1.1
37.1
ASCE Hazards Report Address:
8307 Herriman Hwy Herriman, Utah 84096
Standard: ASCE/SEI 7-16 Latitude: 40.513676
Risk Category: II Longitude: -112.08664
Soil Class: D - Default (see Section 11.4.3)
Elevation: 5363.756887109375 ft
(NAVD 88)
Wind
Results:
Wind Speed 103 Vmph
10-year MRI 73 Vmph
25-year MRI 79 Vmph
50-year MRI 84 Vmph
100-year MRI 89 Vmph
Data Source: ASCE/SEI 7-16, Fig. 26.5-1B and Figs. CC.2-1–CC.2-4, and Section 26.5.2
Date Accessed: Mon Jun 02 2025
Value provided is 3-second gust wind speeds at 33 ft above ground for Exposure C Category, based on linear interpolation between contours. Wind speeds are interpolated in accordance with the 7-16 Standard. Wind speeds correspond to approximately a 7% probability of exceedance in 50 years (annual exceedance probability = 0.00143, MRI = 700 years).
Site is not in a hurricane-prone region as defined in ASCE/SEI 7-16 Section 26.2.
Page 1 of 3https://ascehazardtool.org/ Mon Jun 02 2025 https://ascehazardtool.org/
SS : 0.868
S1 : 0.314
Fa : 1.2
Fv : N/A
SMS : 1.041
SM1 : N/A
SDS : 0.694
SD1 : N/A
TL : 8
PGA : 0.379
PGA M : 0.463
FPGA : 1.221
Ie : 1
Cv : 1.234
Seismic
Site Soil Class:
Results:
Data Accessed:
Date Source:
D - Default (see Section 11.4.3)
USGS Seismic Design Maps
Ground motion hazard analysis may be required. See ASCE/SEI 7-16 Section 11.4.8.
Mon Jun 02 2025
Page 2 of 3https://ascehazardtool.org/ Mon Jun 02 2025 https://doi.org/10.5066/F7NK3C76
Snow
Results:
Mapped Elevation: 5363.8 ft
Data Source: ASCE/SEI 7-16, Table 7.2-8
Date Accessed: Mon Jun 02 2025
In "Case Study" areas, site-specific case studies are required to establish ground snow loads. Extreme local variations in ground snow loads in these areas preclude mapping at this scale.
Ground snow load determination for such sites shall be based on an extreme value statistical analysis of data available in the vicinity of the site using a value with a 2 percent annual probability of being exceeded (50-year mean recurrence interval).
Values provided are ground snow loads. In areas designated "case study required," extreme local variations in ground snow loads preclude mapping at this scale. Site-specific case studies are required to establish ground snow loads at elevations not covered.
Snow load values are mapped to a 0.5 mile resolution. This resolution can create a mismatch between the mapped elevation and the site-specific elevation in topographically complex areas. Engineers should consult the local authority having jurisdiction in locations where the reported ‘elevation’ and ‘mapped elevation’ differ significantly from each other.
The ASCE Hazard Tool is provided for your convenience, for informational purposes only, and is provided “as is” and without warranties of any kind. The location data included herein has been obtained from information developed, produced, and maintained by third party providers; or has been extrapolated from maps incorporated in the ASCE standard. While ASCE has made every effort to use data obtained from reliable sources or methodologies, ASCE does not make any representations or warranties as to the accuracy, completeness, reliability, currency, or quality of any data provided herein. Any third-party links provided by this Tool should not be construed as an endorsement, affiliation, relationship, or sponsorship of such third-party content by or from ASCE.
ASCE does not intend, nor should anyone interpret, the results provided by this Tool to replace the sound judgment of a competent professional, having knowledge and experience in the appropriate field(s) of practice, nor to substitute for the standard of care required of such professionals in interpreting and applying the contents of this Tool or the ASCE standard.
In using this Tool, you expressly assume all risks associated with your use. Under no circumstances shall ASCE or its officers, directors, employees, members, affiliates, or agents be liable to you or any other person for any direct, indirect, special, incidental, or consequential damages arising from or related to your use of, or reliance on, the Tool or any information obtained therein. To the fullest extent permitted by law, you agree to release and hold harmless ASCE from any and all liability of any nature arising out of or resulting from any use of data provided by the ASCE Hazard Tool.
Page 3 of 3https://ascehazardtool.org/ Mon Jun 02 2025
Utah Ground Snow Load Map
Latitude: 40.514 Longitude: -112.088 Elevation: 5,436 ft
Ground Snow Load:
53 psf / 2.54 kPa
*This document is not legally binding. The user is urged to verify ground snow load values with the local authority having jurisdiction.
Snow Load (psf) Map data ©2025 Report a map error
These ground snow load values represent 50-year ground snow load estimated value at a 2% probability of exceedance for the location given. The grid used in the map is 3350ft by 3350ft.
Elevations for these grid cells were estimated by aggregating data from 100ft by 100ft USGS digital elevation models and may not coincide with the actual site elevation. These predictions are calculated using the process outlined in The Utah Snow Load Study.
Final predictions given are bounded at a lower limit for a minimum ground snow load of 21 psf to meet ASCE 7. Estimated values for snow loads at elevations significantly higher than all nearby stations lead to unreasonably high snow load estimates, therefore, the predictions in the map are not allowed to extend beyond the highest 50-year station ground snow load of 429 psf. Elevations over 9,000 ft are also considered less accurate due to the limited number of stations at these elevations. The results shown in this report have included a warning if the results have reached or exceeded the upper limit.
While great efforts have been made to ensure these predictions are as accurate as possible, designers must use expert judgement to ensure that such predictions are appropriate for their particular project. The SEAU and the authors cannot accept responsibility for prediction errors or any consequences resulting therefrom.
1 Bean, Brennan; Maguire, Marc; and Sun, Yan, "The Utah Snow Load Study" (2018). Civil and Environmental Engineering Faculty Publications. Paper 3589.
Utah State University sites use cookies. By continuing to use this site you accept our privacy and cookie policy. I agree
6/2/25, 11:13 AM Utah Snow Load | USU https://www.usu.edu/utahsnowload/process?latitude=40.514&longitude=-112.088&address=8307+Herriman+Highway%2C+Herriman%2C+UT%2C+USA 1/1 https://www.google.com/maps/@40.514,-112.088,16z/data=!5m1!1e4!10m1!1e1!12b1?source=apiv3&rapsrc=apiv3 https://maps.google.com/maps?ll=40.514,-112.088&z=16&t=p&hl=en-US&gl=US&mapclient=apiv3 https://maps.google.com/maps?ll=40.514,-112.088&z=16&t=p&hl=en-US&gl=US&mapclient=apiv3 https://www.usu.edu/privacy/
Date: 6/12/2025
STRUCTURAL IRREGULARITIES
Horrizontal Structural Irregularities ASCE 7-16 Table 12.3-1
1a. Torsional Irregularity
1b. Extreme Torsional Irregularity
2. Reentrant Corner Irregularity
3. Diaphragm Discontinuity Irregularity
4. Out-of-Plane Offset Irregularity
5. Nonparallel System Irregularity
Vertical Structural Irregularities ASCE 7-16 Table 12.3-2
1a. Stiffness-Soft Story Irregularity
1b. Stiffness-Extreme Soft Story Irregularity
2. Weight (Mass) Irregularity
3. Vertical Geometric Irregularity
4. In-Plane Discontinuity in Vertical Lateral Force-Resisting Element Irregularity
5a. Discontinuity in Lateral Strength-Weak Story Irregularity
5b. Discontinuity in Lateral Strength-Extreme Weak Story Irregularity
Code Requirement for Irregularities
12.3.3.1 Does Not Apply
12.3.3.2 Does Not Apply
12.3.3.4 Force Increase:
12.5.3
12.7.3 Does Not Apply
12.8.4.3 Does Not Apply
12.12.1 Does Not Apply
Table 12.6-1 No restriction on analysis procedure
16.2.2 Does Not Apply Response History Procedure: N/A
No
No
No
No
No
Does Not Apply
No
No
No
100%
No
No
No
No
No
Date:
CONCRETE & REINFORCING STEEL SPECIFICATIONS
Concrete Strengths: Reinforcing Steel:
Footings: psi
Grade Beams: psi
Slab on Grade: psi
Foundation Walls: psi
Design calculations based on 2,500 psi, so special inspections are not required.
STRUCTURAL STEEL SPECIFICATIONS
Structural Steel: Welds:
W Beams:
Channel:
Tubing:
Pipe:
Machine Bolts:
High-Strength Bolts:
WOOD FRAMING SPECIFICATIONS
Sawn Lumber: Glue Laminated Lumber:
Species: Species:
Grade: Simple Spans:
Multiple Spans:
Laminated Veneer Lumber:
Manufacturer:
Grade:
Sheathing:
Structural Nails:
ASTM A615 Grade 60
ASTM A500, Grade B, Fy = 46 ksi
ASTM A53, Grade B, Fy = 35 ksi
ASTM A307
6/12/2025
ASTM A992, Grade 50
ASTM A36
Douglas Fir-Larch
24F-V4
24F-V8
ASTM A706 Grade 60 Weldable Rebar
E70XX Electrodes
Trus Joist
2.0E
APA Rated OSB
Common Wire Type (U.N.O.)
ASTM A325 and/or A490
Douglas Fir-Larch
No. 2 or better (U.N.O.)
Date:
DESIGN SNOW LOADS
Location:
Thermal Condition: ASCE 7-16 Table 7.3-2
Thermal Factor, Ct: ASCE 7-16 Table 7.3-2
Flat Roof Snow Load, pf: psf =0.7CeCtIspg ASCE 7-16 Eq. 7.3-1
Minimum Snow Load for Low-Slope Roofs, pm: psf ASCE 7-16 §7.3.4
Roof Angle: degrees =1/tan(θ)
Roof Surface
Slope Factor, Cs: ASCE 7-16 Fig. 7.4-1
Sloped Roof (Balanced) Snow Load, ps: psf =Cspf ASCE 7-16 Eq. 7.4-1
Snow Density, γ: ASCE 7-16 Eq 7.7-1
Height of Drift, hd: ft ASCE 7-16 Figure 7.6-1
W= ft 12 ASCE 7-16 Figure 7.6-2 overhang: Span= ft ft
Balanced psf ASCE 7-16 Figure 7.6-2
R= lb/ft R= lb/ft ft
Unbalanced without Ridge Beam psf ASCE 7-16 Figure 7.6-2 psf psf
R= lb/ft R= lb/ft
Maximum Reaction: lb/ft
Governing Load Case:
572.1
Unbalanced
All structures except as indicated below
538.0 538.0
305.4 572.1
8.3
21.6
37.1
37.1
20.9
18.4
All Other Surfaces Not Listed in Section 7.4
18.4°
37.1
3.0
14.5
1.8
11.1
26.0
1.5
37.1
6/12/2025
Date:
:12
Totals
24.07
15.00
0.00
Lateral Design:
Structural Framing:
Deck:
9.07Lateral DesignSeismic Snow, Ventilated Roof
NAsphalt shingles, wood trusses/joists, gyp bd ceiling, insulation, M&E, Misc.
Y
15.00Structural Framing
6/12/2025
Diaphram: Roof Pitch 4 Slope Factor = 1.05
Material Sloped? (Y/N) Load Applied to Weight (psf)
Date:
Wall Type: Interior Masonry Wall
Material Unit Wt (psf/unit) Unit Thickness
1.0
1.0
1.0
1.0
58Total
586" CMU Medium Weight, Solid Grout 58
Total Wt (psf)
Total Wt (psf)
Material Unit Wt (psf/unit)
6/12/2025
Wall Type: Masonry Walls
78Total
8" CMU Medium Weight, Solid Grout
Unit Thickness
Gravity Design
Masonry Beam LIC# : KW-06013993, Build:20.24.07.08 Epic Engineering, PC (c) ENERCALC INC 1983-2023
DESCRIPTION: ML-201, 222
Project File: Butterfield Masonry Building.ec6
Project Title: Butterfield Masonry Building Engineer: Jeremy Dye and Read Johnson Project ID: 25SM5136.08 Project Descr: Butterfield TH Maintenance
Calculations per TMS 402-16, IBC 2021, ASCE 7-16 Load Combinations Used : IBC 2021
Code References
General Information 2,000.0
24,000.0
900.0 Thickness 8 in Top Clear 2.0 in
End Fixity Pin-Pin
Bar Spacing 4.0 in Equiv. Solid Thick 7.60 in Wall Weight 86.0 psf E 1,800.0 ksi n 16.111Lateral Wall Weight Seismic Factor 0.330
Calculate vertical beam weight ? Yes
Beam is Fully Braced ? Yes Lateral Wind Load 15.0 psf Block Type Normal Wt
Btm Clear 2.0 in1.0 # Bar Sets 1 psi ftClear Span 12.0 Rebar Size 6.0f'm Fs psi Beam Depth 2.0 ft # Bars E/F 1 Em = f'm * Wall Wt Mult.
Uniform Loads
12.0 0.3570 0.6790ft ft ft ft
Start X End X Dead Load L : Floor Live Lr : Roof Live S : Snow W : Wind E : Earthquake ft#1 k/ft
#2 k/ftft ft#3 k/ft k/ftft#4 Design OKDESIGN SUMMARY
Maximum Stress Ratios...
Vertical Lateral SRSS Combination fb/Fb 0.0 0.0 0.0 : 1.00 fv/Fv 0.0 0.0 0.0 : 1.00
Maximum Moment Actual Allowable Vertical Loads 0.0 k-ft 0.0 k-ft for Load Combination :+D+S Lateral Loads 0.0 k-ft 0.0 k-ft for Load Combination :+D+0.450W+0.70E
Maximum Shear Actual Allowable Vertical Loads 0.0 psi 0.0 psi for Load Combination :+D+S Lateral Loads 0.0 psi 0.0 psi7.930 k-ftMinimum Mn = 1.3 * Fcr * S = for Load Combination :+D+0.450W+0.70E
Vertical Strength As 0.880 in^2 rho 0.005246 np 0.08452 k : ((np)^2+2np)^.5-np 0.3352 j = 1 - k/3 0.8883 M:mas=Fb k j b d^2/2 41.208 k-ft M:Stl = Fs As j d 34.393 k-ft
Lateral Strength (Checking lateral bending for span) As 0.440 in^2 rho 0.003154 np 0.05082 k : (np^2+2np)^.5-np 0.2720 j = 1 - k/3 0.9093 M:mas=Fb k j b d^2/2 7.521 k-ft M:Stl = Fs As j d 4.651 k-ft
DESCRIPTION: ML-201, 222
Project File: Butterfield Masonry Building.ec6
Project Title: Butterfield Masonry Building Engineer: Jeremy Dye and Read Johnson Project ID: 25SM5136.08 Project Descr: Butterfield TH Maintenance
Load Combination Vertical Lateral Fv k-ft psik-ft k-ft k-ft psipsi psi Mmax Mallow fvFv : Vertfv : Vert Mactual Mallow
Detailed Load Combination Results
DESCRIPTION: ML- 203 (Conservative for 202, 204, 205, 210, 211, 212, 217, 218, 219, 220, 221)
Project File: Butterfield Masonry Building.ec6
Project Title: Butterfield Masonry Building Engineer: Jeremy Dye and Read Johnson Project ID: 25SM5136.08 Project Descr: Butterfield TH Maintenance
Calculations per TMS 402-16, IBC 2021, ASCE 7-16 Load Combinations Used : IBC 2021
Code References
General Information 2,000.0
24,000.0
900.0 Thickness 8 in Top Clear 2.0 in
End Fixity Pin-Pin
Bar Spacing 4.0 in Equiv. Solid Thick 7.60 in Wall Weight 86.0 psf E 1,800.0 ksi n 16.111
Note! Shear calculated at "d/2" from edge of beam
Lateral Wall Weight Seismic Factor 0.330 Calculate vertical beam weight ? Yes
Beam is Fully Braced ? Yes Lateral Wind Load 15.0 psf Block Type Normal Wt
Btm Clear 2.0 in1.0 # Bar Sets 1 psi ftClear Span 14.0 Rebar Size 5.0f'm Fs psi Beam Depth 1.333 ft # Bars @ Locations 1 Em = f'm * Wall Wt Mult.
Uniform Loads
14.0 0.070 0.1333ft ft ft ft
Start X End X Dead Load L : Floor Live Lr : Roof Live S : Snow W : Wind E : Earthquake ft#1 k/ft
#2 k/ftft ft#3 k/ft k/ftft#4 Design OKDESIGN SUMMARY
Maximum Stress Ratios...
Vertical Lateral SRSS Combination fb/Fb 0.0 0.0 0.0 : 1.00 fv/Fv 0.0 0.0 0.0 : 1.00
Maximum Moment Actual Allowable Vertical Loads 0.0 k-ft 0.0 k-ft for Load Combination :+D+S Lateral Loads 0.0 k-ft 0.0 k-ft for Load Combination :+D+0.450W+0.70E
Maximum Shear Actual Allowable Vertical Loads 0.0 psi 0.0 psi for Load Combination :+D+S Lateral Loads 0.0 psi 0.0 psi3.523 k-ftMinimum Mn = 1.3 * Fcr * S = for Load Combination :+D+0.450W+0.70E
Vertical Strength As 0.310 in^2 rho 0.002905 np 0.04680 k : ((np)^2+2np)^.5-np 0.2627 j = 1 - k/3 0.9124 M:mas=Fb k j b d^2/2 13.426 k-ft M:Stl = Fs As j d 7.918 k-ft
Lateral Strength (Checking lateral bending for span) As 0.310 in^2 rho 0.005083 np 0.08190 k : (np^2+2np)^.5-np 0.3310 j = 1 - k/3 0.8897 M:mas=Fb k j b d^2/2 2.568 k-ft M:Stl = Fs As j d 2.103 k-ft
DESCRIPTION: ML- 203 (Conservative for 202, 204, 205, 210, 211, 212, 217, 218, 219, 220, 221)
Project File: Butterfield Masonry Building.ec6
Project Title: Butterfield Masonry Building Engineer: Jeremy Dye and Read Johnson Project ID: 25SM5136.08 Project Descr: Butterfield TH Maintenance
Load Combination Vertical Lateral Fv k-ft psik-ft k-ft k-ft psipsi psi
DESCRIPTION: ML- 206, 207, 208, 209, 213, 214, 215, 216
Project File: Butterfield Masonry Building.ec6
Project Title: Butterfield Masonry Building Engineer: Jeremy Dye and Read Johnson Project ID: 25SM5136.08 Project Descr: Butterfield TH Maintenance
Calculations per TMS 402-16, IBC 2021, ASCE 7-16 Load Combinations Used : IBC 2021
Code References
General Information 2,000.0
24,000.0
900.0 Thickness 8 in Top Clear 2.0 in
End Fixity Pin-Pin
Bar Spacing 4.0 in Equiv. Solid Thick 7.60 in Wall Weight 86.0 psf E 1,800.0 ksi n 16.111Lateral Wall Weight Seismic Factor 0.330
Calculate vertical beam weight ? Yes
Beam is Fully Braced ? Yes Lateral Wind Load 15.0 psf Block Type Normal Wt
Btm Clear 2.0 in1.0 # Bar Sets 1 psi ftClear Span 4.0 Rebar Size 5.0f'm Fs psi Beam Depth 0.6670 ft # Bars @ Locations 1 Em = f'm * Wall Wt Mult.
Uniform Loads
4.0 0.2840 0.5510ft ft ft ft
Start X End X Dead Load L : Floor Live Lr : Roof Live S : Snow W : Wind E : Earthquake ft#1 k/ft
#2 k/ftft ft#3 k/ft k/ftft#4 Design OKDESIGN SUMMARY
Maximum Stress Ratios...
Vertical Lateral SRSS Combination fb/Fb 0.0 0.0 0.0 : 1.00 fv/Fv 0.0 0.0 0.0 : 1.00
Maximum Moment Actual Allowable Vertical Loads 0.0 k-ft 0.0 k-ft for Load Combination :+D+S Lateral Loads 0.0 k-ft 0.0 k-ft for Load Combination :+D+0.450W+0.70E
Maximum Shear Actual Allowable Vertical Loads 0.0 psi 0.0 psi for Load Combination :+D+S Lateral Loads 0.0 psi 0.0 psi0.8820 k-ftMinimum Mn = 1.3 * Fcr * S = for Load Combination :+D+0.450W+0.70E
Vertical Strength As 0.310 in^2 rho 0.006771 np 0.1091 k : ((np)^2+2np)^.5-np 0.3706 j = 1 - k/3 0.8765 M:mas=Fb k j b d^2/2 3.348 k-ft M:Stl = Fs As j d 3.263 k-ft
Lateral Strength (Checking lateral bending for span) As 0.310 in^2 rho 0.01016 np 0.1637 k : (np^2+2np)^.5-np 0.4314 j = 1 - k/3 0.8562 M:mas=Fb k j b d^2/2 1.611 k-ft M:Stl = Fs As j d 2.024 k-ft
DESCRIPTION: ML- 206, 207, 208, 209, 213, 214, 215, 216
Project File: Butterfield Masonry Building.ec6
Project Title: Butterfield Masonry Building Engineer: Jeremy Dye and Read Johnson Project ID: 25SM5136.08 Project Descr: Butterfield TH Maintenance
Load Combination Vertical Lateral Fv k-ft psik-ft k-ft k-ft psipsi psi
DESCRIPTION: ML- 223, 224
Project File: Butterfield Masonry Building.ec6
Project Title: Butterfield Masonry Building Engineer: Jeremy Dye and Read Johnson Project ID: 25SM5136.08 Project Descr: Butterfield TH Maintenance
Calculations per TMS 402-16, IBC 2021, ASCE 7-16 Load Combinations Used : IBC 2021
Code References
General Information 2,000.0
24,000.0
900.0 Thickness 8 in Top Clear 2.0 in
End Fixity Pin-Pin
Bar Spacing 4.0 in Equiv. Solid Thick 7.60 in Wall Weight 86.0 psf E 1,800.0 ksi n 16.111
Note! Shear calculated at "d/2" from edge of beam
Lateral Wall Weight Seismic Factor 0.330 Calculate vertical beam weight ? Yes
Beam is Fully Braced ? Yes Lateral Wind Load 15.0 psf Block Type Normal Wt
Btm Clear 2.0 in1.0 # Bar Sets 1 psi ftClear Span 3.333 Rebar Size 5.0f'm Fs psi Beam Depth 1.333 ft # Bars @ Locations 1 Em = f'm * Wall Wt Mult.
Uniform Loads
3.333 0.370 0.7030ft ft ft ft
Start X End X Dead Load L : Floor Live Lr : Roof Live S : Snow W : Wind E : Earthquake ft#1 k/ft
#2 k/ftft ft#3 k/ft k/ftft#4 Design OKDESIGN SUMMARY
Maximum Stress Ratios...
Vertical Lateral SRSS Combination fb/Fb 0.0 0.0 0.0 : 1.00 fv/Fv 0.0 0.0 0.0 : 1.00
Maximum Moment Actual Allowable Vertical Loads 0.0 k-ft 0.0 k-ft for Load Combination :+D+S Lateral Loads 0.0 k-ft 0.0 k-ft for Load Combination :+D+0.450W+0.70E
Maximum Shear Actual Allowable Vertical Loads 0.0 psi 0.0 psi for Load Combination :+D+S Lateral Loads 0.0 psi 0.0 psi3.523 k-ftMinimum Mn = 1.3 * Fcr * S = for Load Combination :+D+0.450W+0.70E
Vertical Strength As 0.310 in^2 rho 0.002905 np 0.04680 k : ((np)^2+2np)^.5-np 0.2627 j = 1 - k/3 0.9124 M:mas=Fb k j b d^2/2 13.426 k-ft M:Stl = Fs As j d 7.918 k-ft
Lateral Strength (Checking lateral bending for span) As 0.310 in^2 rho 0.005083 np 0.08190 k : (np^2+2np)^.5-np 0.3310 j = 1 - k/3 0.8897 M:mas=Fb k j b d^2/2 2.568 k-ft M:Stl = Fs As j d 2.103 k-ft
DESCRIPTION: ML- 223, 224
Project File: Butterfield Masonry Building.ec6
Project Title: Butterfield Masonry Building Engineer: Jeremy Dye and Read Johnson Project ID: 25SM5136.08 Project Descr: Butterfield TH Maintenance
Load Combination Vertical Lateral Fv k-ft psik-ft k-ft k-ft psipsi psi
Date:
Wall Footings - Applied Loads
2849.5410 0 760.55 2121.1Gridline B 1360.5
6/12/2025
LR
F
D F a ct o re d
Lo a d p lf
Lo ca ti o n
D e a d
L o a d p lf
Li v e R o o f Lo a d p lf
Li v e L o a d p lf
S n o w
L o a d p lf
A S
D F a ct o re
Lo d
Wall Footing
DESCRIPTION: Gridline 3- (Conservative for all)
Project File: Butterfield Masonry Building.ec6
Project Title: Butterfield Masonry Building Engineer: Jeremy Dye and Read Johnson Project ID: 25SM5136.08 Project Descr: Butterfield TH Maintenance
Code References Calculations per ACI 318-19, IBC 2021, ASCE 7-16 Load Combinations Used : IBC 2021
General Information Material Properties Soil Design Values
1.50
Analysis Settings
250.0ksi No ksfAllowable Soil Bearing =
2.50 60.0
3,122.0
150.0 = 0.30
Flexure = 0.90 Shear =
Values
0.00180
Soil Passive Resistance (for Sliding)
1.0 1.0
Increases based on footing Width
Allow. Pressure Increase per foot of width = ksf when footing is wider than = ft:
AutoCalc Footing Weight as DL Yes Adjusted Allowable Bearing Pressure ksf= 0.0 when base footing is below ft pcf
Increase Bearing By Footing Weight = pcf
Min. Overturning Safety Factor
: 1
Increases based on footing Depth0.750
Soil/Concrete Friction Coeff.
Ec : Concrete Elastic Modulus
Min. Sliding Safety Factor
: 1
Reference Depth below Surface ft =Allow. Pressure Increase per foot of depth ksf
Concrete Density
Min Allow % Temp Reinf.
ksif'c : Concrete 28 day strength fy : Rebar Yield ksi
Min Steel % Bending Reinf.
Dimensions Footing Width 2.0 ft=
Wall center offset from center of footing 0 in
Wall Thickness 6.0 in Footing Thickness 10.0 in= Rebar Centerline to Edge of Concrete...
= inat Bottom of footing 3.0
Reinforcing
Bars along X-X Axis
Reinforcing Bar Size
Bar spacing
12.00
Applied Loads
1.230 0.690 D Lr ksf
L S P : Column Load OB : Overburden = k W E
M-zz V-x = k k-ft Vx applied = in above top of footing
H
Wall Footing
DESCRIPTION: Gridline 3- (Conservative for all)
Project File: Butterfield Masonry Building.ec6
Project Title: Butterfield Masonry Building Engineer: Jeremy Dye and Read Johnson Project ID: 25SM5136.08 Project Descr: Butterfield TH Maintenance
DESIGN SUMMARY Design OK Governing Load CombinationFactor of Safety Item Applied Capacity
PASS 0.0 Soil Bearing 0.0 ksf 0.0 ksf 0.0
PASS n/a Overturning - Z-Z 0.0 k-ft 0.0 k-ft No Overturning PASS n/a Sliding - X-X 0.0 k 0.0 k No Sliding PASS n/a Uplift 0.0 k 0.0 k No Uplift
Utilization Ratio Item Applied Capacity Governing Load Combination
PASS 0.0 Z Flexure (+X) 0.0 k-ft 0.0 k-ft No Moment PASS 0.0 Z Flexure (-X) 0.0 k-ft 0.0 k-ft No Moment PASS n/a 1-way Shear (+X) 0.0 psi 0.0 psi n/a PASS 0.0 1-way Shear (-X) 0.0 psi 0.0 psi n/a
Detailed Results
Rotation Axis & Xecc
Actual Soil Bearing Stress Actual / Allowable Soil Bearing
Gross Allowable -X +X RatioLoad Combination...
Rotation Axis & Overturning Stability Units : k-ft
Load Combination... StatusOverturning Moment Resisting Moment Stability Ratio Footing Has NO Overturning
Force Application Axis
Sliding Stability
Load Combination... StatusSliding Force Resisting Force Sliding SafetyRatio Footing Has NO Sliding
Flexure Axis & Load Combination k-ft
As Req'd Footing Flexure
Tension @ Bot.Which Actual As Statusk-ft
Mu Side ? or Top ? in^2in^2 in^2
Gvrn. As Phi*Mn
One Way Shear Units : k
Vu @ +XLoad Combination... Vu @ -X Vu:Max Vu / Phi*VnPhi Vn Status
Lateral Design
Date:
ASCE 7-16 WIND LOAD CALCULATIONS
Basic Parameters
Risk Category: Table 1.5-1
Basic Wind Speed, V: mph Figure 26.5-1
Wind Directionality Factor, Kd: Table 26.6-1
Exposure Category: Section 26.7
Topographic Factor, Kzt: Section 26.8
Elevation: ft Section 26.9
Ground Elevation Factor, Ke: = e^(-0.0000362 zg) Section 26.9
Gust Effect Factor, G or Gf: Section 26.11
Enclosure Classification: Section 26.12
Internal Pressure Coefficient, Gcpi: Table 26.13-1
Terrain Exposure Constant, α: Table 26.11-1
Terrain Exposure Constant, zg: ft Table 26.11-1
Mean Roof Height, h: ft
9.5
6/12/2025
II
0.85
C
1.00
0.82
0.85
Enclosed
0.18
Roof Pitch
(X/12)
Roof Angle
(degrees)
Horizontal Dim. (ft.) L/B Ratios
N/S E/W N/S E/W
20.0
Story
0.392 4 18.4 32.75 84.7 2.59
Project: Butterfield TH MaintenanceProject No: 25SM5136.08
Date:
Wind Load Calculations
2 6.8 6.8 5 5
2 6.8 6.8 5 5
2 5.6 5.6 5 5
2 7.7 7.7 5 5
2 7.7 7.7 5 5
18.435
18.435
18.435
18.435
18.435
Lo a d I
D
A1-NS
A1-EW
B1-NS
C1-NS
C1-EW
H e ig h t a t Le v e l (f t)
13.33
13.333
Le v e l
R o o f
S lo p e
0.9
H o ri zo n ta l C o m p o n e n t o f
Le e w a rd R o o f
P re ss u re p sf
4.3 124.8
6/12/2025
N/S
E/W 2.2 25.6 11.4 7.1 146.4 Le e w a rd
W a ll T ri b
(f t.
H o ri zo n ta l C o m p o n e n t o f
W in d w rd
R o o f
P re ss u re p sf
134.0
P a ra p e t
P re ss u re p sf
W in d w a rd
W a ll P re ss u re p sf
Le e w a rd W a ll
P re ss u re p sf
T o ta l
Lo a d p lf
0.9 2.2 25.6 11.4 4.3
25.6 11.4
4.3 141.3
E/W 0.9 2.2 25.6 11.4 7.1 153.8
N/S 0.9 2.2 25.6 11.4
D ir e ct io n
W in d w a rd
R o o f
T ri b
(f t.
Le e w a rd R o o f T ri b
(f t.
W in d w a rd
W a ll T ri b
(f t.
N/S 0.9 2.2
Date:
SEISMIC DESIGN CRITERIA - EQUIVALENT LATERAL FORCE PROCEDURE PER ASCE 7-16 SECTION 12.8
Mapped Maximum Considered Earthquake Spectral Response
Ss = g Max ground motion of 0.2 sec SPA (5% damping)
Sl = g Max ground motion of 1 sec SPA (5% damping)
IBC Section 1613.5 Seismic Ground Motion Values
Site Class ASCE 7-16 Sec. 11.4.3
SMS = ASCE 7-16 Equation 11.4-1
Fa = ASCE 7-16 Table 11.4-1/Sec. 11.4.4
SMl = ASCE 7-16 Equation 11.4-2
Fv = ASCE 7-16 Table 11.4-2
Risk Category = ASCE 7-16 Table 1.5-1
SDS = ATC Hazards Report
SDl = ATC Hazards Report
ASCE 7-16 Section 11.4.6 Design Response Spectrum
To = seconds ASCE 7-16 Sec. 11.4.6
Ts = seconds ASCE 7-16 Sec. 11.4.6
Ta = seconds ASCE 7-16 Equation 12.8-7
Ct = ASCE 7-16 Table 12.8-2 x = ASCE 7-16 Table 12.8-2
Tmax = seconds ASCE 7-16 Sec. 12.8.2.1
Seismic Design Category= ASCE 7-16 Sec. 11.6
Cu = ASCE 7-16 Table 12.8-1
TL = seconds ASCE 7-16 Figure 22-14
Seismic Force Resisting System
R = ASCE 7-16 Table 12.2-1
Ω= ASCE 7-16 Table 12.2-1
Cd= ASCE 7-16 Table 12.2-1
Total building height, hn= ft
Seismic Forces Equivalent Lateral Force Procedure per ASCE 7-16 Section 12.8
V = Eq 12.8-1 Cs max= ASCE 7-16 Eq 12.8-3 or 12.8-4
Cs= ASCE 7-16 Eq 12.8-2 Cs min= ASCE 7-16 Eq 12.8-5
IE = Table 1.5-2 Cs min S1>=0.6%g= ASCE 7-16 Eq 12.8-6
T =
0.160
8.0
5.5
16. Special reinforced masonry shear walls
0.02
0.75
0.224
D
1.4
2.5
4.0
0.126*W
0.126
1.00
0.160 sec
0.472
0.010
0.010
6/12/2025
0.868
0.314
II
D - Default
1.001
1.153
0.624
1.986
0.694
0.416
0.120
0.599
0.000
0.200
0.400
0.600
0.800
0.000 0.200 0.400 0.600 0.800 1.000 1.200S p e c tr a l R e s p o n s e
A c c e le ra ti o n
S a
Period, T
Design Response Spectrum
Date:
Seismic Load Calculations
2 36 24 15 20 450 78 0 58
2 29 24 15 20 650 78 360 58
2 38 24 15 20 350 78 360 58
2 20 24 15 20 50 78 0 58
2 36 24 15 20 50 78 0 58 69
W e ig h t (l b s)
62037
Lo a d W id th ft
19547 2466.5
583134024
74924
19547 2466.5
C s, e q u iv a le n t
0.126
0.126
0.126
0.126
0.126
E ff e ct iv e
S e is m ic W e ig h t
(p lf
6/12/2025
E ff e ct iv e
S e is m ic W e ig h t
(l b s)
7827.9
16911.4
9454.1
Le v e l
D ir e ct io n
A1-NS
A1-EW
F lo o r
W e ig h t (p sf
F lo o r
A re a ft
D e ck W e ig h t
(p sf
M a so n ry W a ll s W e ig h t
(p sf
In te ri o r M a so n ry
W a ll W e ig h t
(p sf
Lo a d I
D
R o o f
A re a ft
C1-EW
M a so n ry
W a ll s
A re a ft
B1-NS
C1-NS
E/W 650
N/S
E/W
N/S
N/S
In te ri o r M a so n ry
W a ll A re a ft
D e ck A re a ft
R o o f
W e ig h t (p sf
Date: 6/12/2025
Vertical Distribution of Seismic Forces ASCE 7-16, 12.8.3
North-South Direction East-West Direction
2 10 10 2 10 10
C s, e q u iv a le n t
Le v e l
H e ig h t o f le v e l, h i (f t)
H e ig h t a t le v e l, h z (f t)
T o ta l
W e ig h t, V
S k
W i* h z
C v x
F x
F x
19377.85153571 2E+06 1.00 0.1262
2E+062E+06
C v x
1.00
C s, e q u iv a le n t
0.126219748.53
W i* h z
2E+06156508
T o ta l
W e ig h t, V
S k
Le v e l
H e ig h t o f le v e l, h i (f t)
H e ig h t a t le v e l, h z (f t)
156508 153571
1 2 3 4 5
B
A
ML-2
ML-2
ML-1 ML-1 ML-1
M L -1
M L -1
ML-1 ML-1 ML-1 ML-1
M L -1
M L -1
M L -1
ML-1ML-1ML-1ML-1ML-1ML-1ML-1
TYP.
S5.1
ML-2
ML-2
M L -1
S5.1
SHEET
SHEET TITLE:
PROJECT NAME:
SCALES
CONSTRUCTION NOTES
PLAN SET:
DRAWN:
DESIGNER:
REVIEWED:
PROJECT #
0 1"
BAR SCALE MEASURES 1" ON A
FULL SIZE SHEET. ADJUST
FOR A HALF SIZE SHEET.
PROJECT LOCATION:
DATE
epic
ENGINEERING
S
P ro je c ts
\2 S
M .0
B u tt e rf ie ld
T H
M a in te n a n c e \D ra w in g s \R e v it \2
S
M .0
B u tt e rF ie ld
T H
M a in ta n a n ce
S tr u c tu ra l)
.r v t
As indicated
6/6/2025 11:38:15 AM
/6
/2
:3
:1
A
M
RJ
ZBM
JD
S1.4
FRAMING PLAN - ROOF
OPTIONAL
25SM5136.08
BUTTERFIELD TH
MAINTANCE
8307 HERRIMAN HWY.
HERRIMAN, UT 84096
REVIEW
REVISIONS
MARK DATE DESCRIPTION
STRUCTURAL KEYNOTES
MARK REMARKS
1 4" CONCRETE SLAB WITH OPTIONAL 6x6xW1.4 WIRE MESH OVER 4" FREE DRAINING GRAVEL OVER
PREPARED SUB GRADE. PROVIDE CONTROL JOINTS AT 10' MAX
2 PRE-MANUFACTURED TRUSS @ 24" O.C.
3 OVERBUILD SEE DETAIL
1/4" = 1'-0"
FRAMING PLAN - ROOF OPTIONAL
84'-6 1/2"
'-7
/4
A1C1
B1
36'-3 3/4"
38'-3 3/4"20'-3 3/4"
'-7
/4
'-1
3/
4"
'-1
3/
4"
1,118.93 sf 1,110.13 sf
649.28 sf
C
LATERAL KEY
ROOF DIAPHRAGMS
NORTH-SOUTH DIRECTION
SEISMIC OR WIND FORCES
'-1
3/
4"
1 2 3 4 5
B
A
ML-2
ML-2
ML-1 ML-1 ML-1
M L -1
M L -1
ML-1 ML-1 ML-1 ML-1
M L -1
M L -1
M L -1
ML-1ML-1ML-1ML-1ML-1ML-1ML-1
TYP.
S5.1
ML-2
ML-2
M L -1
S5.1
SHEET
SHEET TITLE:
PROJECT NAME:
SCALES
CONSTRUCTION NOTES
PLAN SET:
DRAWN:
DESIGNER:
REVIEWED:
PROJECT #
0 1"
BAR SCALE MEASURES 1" ON A
FULL SIZE SHEET. ADJUST
FOR A HALF SIZE SHEET.
PROJECT LOCATION:
DATE
epic
ENGINEERING
S
P ro je c ts
\2 S
M .0
B u tt e rf ie ld
T H
M a in te n a n c e \D ra w in g s \R e v it \2
S
M .0
B u tt e rF ie ld
T H
M a in ta n a n ce
S tr u c tu ra l)
.r v t
As indicated
6/6/2025 11:38:15 AM
/6
/2
:3
:1
A
M
RJ
ZBM
JD
S1.4
FRAMING PLAN - ROOF
OPTIONAL
25SM5136.08
BUTTERFIELD TH
MAINTANCE
8307 HERRIMAN HWY.
HERRIMAN, UT 84096
REVIEW
REVISIONS
MARK DATE DESCRIPTION
STRUCTURAL KEYNOTES
MARK REMARKS
1 4" CONCRETE SLAB WITH OPTIONAL 6x6xW1.4 WIRE MESH OVER 4" FREE DRAINING GRAVEL OVER
PREPARED SUB GRADE. PROVIDE CONTROL JOINTS AT 10' MAX
2 PRE-MANUFACTURED TRUSS @ 24" O.C.
3 OVERBUILD SEE DETAIL
1/4" = 1'-0"
FRAMING PLAN - ROOF OPTIONAL
89'-10"
'-1
3/
4"
C1
A1
'-1
3/
4"
C
LATERAL KEY
ROOF DIAPHRAGMS
EAST-WEST DIRECTION
2,593.67 sf
6' -8
/4
19'-5 3/4"
130.66 sf
SEISMIC OR
WIND FORCES
Date:
Diaphragm: Aspect Ratio Check: Good
Wind Loads - Distributed lbs, wind lbs, wind lbs, seis lbs, seis ft
Wind Loads - Point Loads Width ft
Chord Forces: lbs, wind lbs, seis
Seismic Loads - Distributed
Seismic Loads - Point Loads
D e p th
6/12/2025
M o m e n t
D ia g ra m
Load Location (ft) Force
(lbs) S h e a r F o rc e D ia g ra m
A1-NS 0 36 216
Load Begin
(ft)
End
(ft)
Force
(plf)
Load Location (ft) Force
(lbs) 713 1148
Lo a d in g D ia g ra m
A1-NS 0 36 134.0
A1-NS
Reaction 1 Reaction 2
Load Begin
(ft)
End
(ft)
Force
(plf)
2434 2434
3918 3918
5.5
R Multiplier:
Default R:
5.5
Left Wall R:
5.5
R Multiplier:
Default R:
5.5
Right Wall R:
0 5 10 15 20 25 30 35 40
Wind Seismic
-5000.0
-4000.0
-3000.0
-2000.0
-1000.0
0.0
1000.0
2000.0
3000.0
4000.0
5000.0
0 10 20 30 40
Wind Seismic
-5000
10000
15000
20000
25000
30000
35000
40000
0 10 20 30 40
Wind Seismic
Date:
Diaphragm: Aspect Ratio Check: Good
Wind Loads - Distributed lbs, wind lbs, wind lbs, seis lbs, seis ft
Wind Loads - Point Loads Width ft
Chord Forces: lbs, wind lbs, seis
Seismic Loads - Distributed
Seismic Loads - Point Loads
M o m e n t
D ia g ra m
A1-EW 0 29 583
S h e a r F o rc e D ia g ra m
Load Location (ft) Force
(lbs)
5.5
R Multiplier:
Lo a d in g D ia g ra m
Load Location (ft) Force
(lbs) 171 682
Load Begin
(ft)
End
(ft)
Force
(plf)
A1-EW 0 29 146.4
6/12/2025
A1-EW
.8
Load Begin
(ft)
End
(ft)
Force
(plf)
Reaction 1 Reaction 2
2123 2123
8456 8456
D e p th
Default R:
5.5
Left Wall R:
5.5
R Multiplier:
Default R:
5.5
Right Wall R:
0 5 10 15 20 25 30 35
Wind Seismic
-10000.0
-8000.0
-6000.0
-4000.0
-2000.0
0.0
2000.0
4000.0
6000.0
8000.0
10000.0
0 5 10 15 20 25 30 35
Wind Seismic
10000
20000
30000
40000
50000
60000
70000
0 5 10 15 20 25 30 35
Date:
Diaphragm: Aspect Ratio Check: Good
Wind Loads - Distributed lbs, wind lbs, wind lbs, seis lbs, seis ft
Wind Loads - Point Loads Width ft
Chord Forces: lbs, wind lbs, seis
Seismic Loads - Distributed
Seismic Loads - Point Loads
M o m e n t
D ia g ra m
B1-NS 0 38 247
S h e a r F o rc e D ia g ra m
Load Location (ft) Force
(lbs)
5.5
R Multiplier:
Lo a d in g D ia g ra m
Load Location (ft) Force
(lbs) 882 1742
Load Begin
(ft)
End
(ft)
Force
(plf)
B1-NS 0 38 124.8
6/12/2025
B1-NS
Load Begin
(ft)
End
(ft)
Force
(plf)
Reaction 1 Reaction 2
2392 2392
4727 4727
D e p th
Default R:
5.5
Left Wall R:
5.5
R Multiplier:
Default R:
5.5
Right Wall R:
0 10 20 30 40 50
Wind Seismic
-6000.0
-4000.0
-2000.0
0.0
2000.0
4000.0
6000.0
0 10 20 30 40 50
Wind Seismic
-5000
10000
15000
20000
25000
30000
35000
40000
45000
50000
0 10 20 30 40 50
Date:
Diaphragm: Aspect Ratio Check: Good
Wind Loads - Distributed lbs, wind lbs, wind lbs, seis lbs, seis ft
Wind Loads - Point Loads Width ft
Chord Forces: lbs, wind lbs, seis
Seismic Loads - Distributed
Seismic Loads - Point Loads
M o m e n t
D ia g ra m
C1-NS 0 20 121
S h e a r F o rc e D ia g ra m
Load Location (ft) Force
(lbs)
5.5
R Multiplier:
Lo a d in g D ia g ra m
Load Location (ft) Force
(lbs) 206 177
Load Begin
(ft)
End
(ft)
Force
(plf)
C1-NS 0 20 141.3
6/12/2025
C1-NS
.5
Load Begin
(ft)
End
(ft)
Force
(plf)
Reaction 1 Reaction 2
1437 1437
1233 1233
D e p th
Default R:
5.5
Left Wall R:
5.5
R Multiplier:
Default R:
5.5
Right Wall R:
0 5 10 15 20 25
Wind Seismic
-2000.0
-1500.0
-1000.0
-500.0
0.0
500.0
1000.0
1500.0
2000.0
0 5 10 15 20 25
Wind Seismic
-1000
0 5 10 15 20 25
Date:
Diaphragm: Aspect Ratio Check: Good
Wind Loads - Distributed lbs, wind lbs, wind lbs, seis lbs, seis ft
Wind Loads - Point Loads Width ft
Chord Forces: lbs, wind lbs, seis
Seismic Loads - Distributed
Seismic Loads - Point Loads
M o m e n t
D ia g ra m
C1-EW 0 7 69
S h e a r F o rc e D ia g ra m
Load Location (ft) Force
(lbs)
5.5
R Multiplier:
Lo a d in g D ia g ra m
Load Location (ft) Force
(lbs) 45 20
Load Begin
(ft)
End
(ft)
Force
(plf)
C1-EW 0 7 153.8
6/12/2025
C1-EW
.5
Load Begin
(ft)
End
(ft)
Force
(plf)
Reaction 1 Reaction 2
519 519
233 233
D e p th
Default R:
5.5
Left Wall R:
5.5
R Multiplier:
Default R:
5.5
Right Wall R:
0 1 2 3 4 5 6 7 8
Wind Seismic
-600.0
-400.0
-200.0
0.0
200.0
400.0
600.0
0 2 4 6 8
Wind Seismic
-100
0 2 4 6 8
Date:
Sheathing Grade
Nail Size
Safety Factor
Field Nail Spacing
No 3 1.7 2 6.0
No 3 1.7 2 6.0
No 3 1.7 2 6.0
No 3 1.7 2 6.0
No 3 1.7 2 6.0
A1-NS
A1-EW
B1-NS
C1-NS
C1-EW
6/12/2025
167/16 6 163.2 340 170 8 311.4 470 235
7/16 6 863.3 340 170 24 862.1 470 235 24
7/16 6 3309.2 340 170 127 1435.2 470 235 55
7/16 6 5919.0 340 170 66 1273.8 470 235
D ia p h ra g m S h e a r
D e m a n d
W in d p lf
M in im u m N o m in a l F ra m in g
W id th in
E d g e
N a il S p a ci n g a t D ia p h ra g m
B o u n d a ri s, in
E d g e
N a il S p a ci n g E v e ry w h e re E ls e in
S e is m ic S h e a r
(w it h
.7 l o a d f a ct o r) lb s
D ia p h ra g m N o m in a l S h e a r
C a p a ci ty
(S is m ic p lf
D ia p h ra g m S h e a r
C a p a ci ty
S e is m ic p lf
88 1460.6 470 235 477/16 6 2742.3 340 170 D ia p h ra g m
S h e a r D e m a n d
S e is m ic p lf
W in d S h e a r
(w it h
.6 l o a d f a ct o r) p lf
D ia p h ra g m N o m in a l S h e a r
C a p a ci ty
W in
D ia p h ra g m S h e a r
C a p a ci ty
W in d p lf
Wood Diaphragm Design
Sheathing and Single-Floor
0.131
D ia p h ra g m
Is B lo ck in g
U se d
Lo a d C a se
P a n e l T h ic k n e ss
M in im u m N a il
L e n g th
Date:
THESE LINES EVALUATED TO GET MOST CONSERVATIVE LOADS
SUMMARY OF LATERAL FORCES
Level:
Diaphragm: Reaction: E= W=
Diaphragm: Reaction: E= W=
Total unfactored load (kips): E= W=
A1-EW R1 8.46 2.12
Wall Line: B 2
6/12/2025
0.00 0.00
Pier 1 2 3 4 5
8.46 2.12
V (k) 1.1484 2.1204 0.8834 0.8834 0.8834
Wall Height (ft) 10 10 10 10 10
Gross Length (ft) 4.333 8 3.333 3.333 3.333
Total:
22.332
Date:
SUMMARY OF LATERAL FORCES
Level:
Diaphragm: Reaction: E= W=
Diaphragm: Reaction: E= W=
Total unfactored load (kips): E= W=
A1-EW
Wall Line: A 2
6/12/2025
R2 8.46 2.12
C1-EW R1 0.23 0.52
Pier
8.69 2.64
V (k) 6.0822
Wall Height (ft) 10 Total:
8Gross Length (ft) 8
Masonry Shear Wall
DESCRIPTION: CMU Shear Wall- Conservative for all
Project File: Butterfield Masonry Building.ec6
Project Title: Butterfield Masonry Building Engineer: Jeremy Dye and Read Johnson Project ID: 25SM5136.08 Project Descr: Butterfield TH Maintenance
Code References Calculations per TMS 402-16, IBC 2021, ASCE 7-16 Load Combinations Used : IBC 2021
General Information f'm 2.0 ksi pcfFy - Rebar 60.0 ksi
Phi - Shear 0.80 Em
150.0 ksi
Wall Material MASONRY
8.0
1.0
R: Resp. Mod Factor Ie: Seismic Import. Factor
Total Wall Height Base Wall Length
10.0 Concrete Density
Fy - HJR 70.0
3,120.0
Block Class
Min. Bending As % 0.00180
Phi : Axial & Flexure 0.90 ksi ft ft
Wall Data
Analysis Height Wall Offset Wall Length Effective Length 'd' Nominal Block Thickness
8.0
Bottom
92.0
( datum )
0.00 ft ft ft in in
# Chord Cells @ Each End
Reinforcing in Field of Wall Vertical Bar Size # Vertical Bar Spacing Horiz. joint reinf. area (HJR) HJR Spacing Bond beam reinf. area Spacing of bond beams
In each chord cell:
Vertical rebar size #
1.0
.2 in in in in
Solid GroutedSolid Grout?
DESCRIPTION: CMU Shear Wall- Conservative for all
Project File: Butterfield Masonry Building.ec6
Project Title: Butterfield Masonry Building Engineer: Jeremy Dye and Read Johnson Project ID: 25SM5136.08 Project Descr: Butterfield TH Maintenance
Wall Sketch
Applied Concentrated Lateral Loads
Load "Y" Location (ft) Dead Load Roof Live Load Load Magnitude (kips)
Earth LoadWind Load Seismic LoadFloor Live Load
2.70 8.709.750
SHEAR ANALYSIS
8.70 +1.20D+E
Controlling Mu/(Vud) 1.00
Vu : Story Shear
Phi Vn
Bottom Level
Ratio: Vu/PhiVn (controlling)
Elements Req'd?
for Load Combination
Not Req'd
71.999
Vn Masonry Vn Steel
Vn Max
75.599 14.40
130.515
Vertical As >= Av/3 OK Vertical Bar Spacing <= 96" OK k k k k k
Special Boundary
Vn Masonry + Vn Steel 89.999 k
Anv in^2
DESCRIPTION: CMU Shear Wall- Conservative for all
Project File: Butterfield Masonry Building.ec6
Project Title: Butterfield Masonry Building Engineer: Jeremy Dye and Read Johnson Project ID: 25SM5136.08 Project Descr: Butterfield TH Maintenance
AXIAL ANALYSIS
8.736 +1.40D +1.40D k
Pu
Phi Pn
Bottom Level
Ratio: Pu/PhiPn (controlling)
H / d Ratio for Load Combination
1.30
0.008184 k
BENDING ANALYSIS
OKis >= the "a" dimension of the masonry (the compression zone)
92.0 As-flex < As-max ? OK: 0.310 <= 8.288
Length of defined chord zone
Bottom Level
Ratio: Mu/PhiMn (controlling)
"a" : Flexural compression
"d" : Eff depth to tension reinf
1.52
0.6665
Mu for Load Combination
Phi Mn
84.825 +1.20D+E
127.277 in k k
Force Summary Load Combination Values for Wall section Resultant Uplift (k)Overturning
Wall Level Vu (k) Ratio LeftMu (k) Pu (k) RightEcc (ft)
+1.40D Wall Level : 1 8.736
+1.20D Wall Level : 1 7.488
+1.20D+0.50W Wall Level : 1 13.163 7.4881.350 2.2761.758
+1.20D+W Wall Level : 1 26.325 7.4882.700 1.1383.516
+1.20D+E Wall Level : 1 84.825 7.4888.700 0.353 7.15711.328 7.157
+0.90D+W Wall Level : 1 26.325 5.6162.700 0.853 0.5044.688 0.504
+0.90D+E Wall Level : 1 84.825 5.6168.700 0.265 8.13415.104 8.134
Date:
Out of Plane Calculation
Fp= Wp from Criteria Page
Wm= pcf
Tm= ft
Hw= ft
Wp= plf weight for every two feet
Fp= lbs
FOR 2' SPACING, DEMAND IS 400 LBS
F1 CAPACITY- 840 LBS (OK)
199.96
6/12/2025
0.5127
0.6667
File details come from the government source that posted it. Updated .