HomeMy WebLinkAboutCODE REVIEW - 22-00795 - Madison Station Apartments - Bldg 1
Code Review #870 Madison Station
CODE REVIEW
Date September 25, 2022
Building Code 2018 IBC
12-plex, 3 story apartment building
General Information:
Project Title Madison Station Apartments
Address Trejo Rexburg Madison Idaho
(street) (city) (county) (state)
1. Occupancy Group (Section 302):
a. 1st Floor Level: R-2
b. 2nd Floor Level: R-2
c. 3rd Floor Level: R-2
2. Separation Walls (Section 420.2): Dwelling Units Separated by Fire Partition
3. Type of Construction (Section 602): V-B
4. Allowable Height, Stories & Floor Areas (Table 504.3/504.4)
Allowable Actual
Building Height (13R sprinkled) 60 ft 39 ft
Building Stories (13R sprinkled) 4 stories 3 stories
5. Allowable Floor Area (Table 506.2) Allowable Actual
Permitted floor area (per level) Unlimited 13,440
Frontage area increase 0% 0%
Fire sprinkler area increase 0% 0%
Total Allowable Area (per floor): Unlimited sf 13,440 sf
6. Required Fire Separation based on Occupancy (Table 508.4)
Occupancy Separation: N/A
7. Incidental Use Separation (Table 509)
Furnace over 400,000 Btu/hr N/A
Boiler over 15 psi & 10 hp N/A
Laundry / Storage over 100 sf N/A
8. Fire-Resistance Rating Requirements for Building Elements (Table 601)
Construction Type V-B
Primary Structure: 0 hour
Bearing Walls
Exterior 0 hour (see Table 602)
Interior 0 hour
Non-Bearing Walls
Exterior (Table 602)
Interior 0 hour
Floor / Ceiling Structure 0 hour
Roof Structure 0 hour
9. Non-Bearing Exterior Walls (Table 602), Type VB
X<5’ 1 hour, 5<X<10’ 1 hour, 10<X<30’ 0 hour, X>30’ 0 hour
Code Review #870 Madison Station
10. Maximum Area of Ext. Wall Opening Based on Fire Sep. Distance (Table 705.8):
Distance Non-Protected / Non-Sprinkled (13R)
0 to > 3’ Not Permitted
3 to 5’ Not Permitted
5 to 10’ 10%
10 to 15’ 15%
15 to 20’ 25%
20 to 25’ 45%
25 to 30’ 70%
30 or Greater No Limit
11. Fire Wall Fire-Resistance Ratings (Table 706.4): R-2, 3-Hour (N/A)
12. Fire Barrier Fire-Resistance Ratings (Table 707.3.10): R, 2-hour (N/A)
13. Fire Partition Fire-Resistance Ratings (Section 708.3 & Table 1020.1):
All: 1 hour
Corridor: R, 0.5-hour w/ 13R
14. Fire Rated Door / Glazing (Table 716.1(2) & 716.1(3))
1/2-Hour Fire Partition/Corridor: 20 Minute Door
20 Minute Window, OH-20 or W-60
15. Fire Damper Ratings (Table 717.3.2.1): >3-Hour rated assembly: 3 Hours
<3-Hour rated assembly: 1 ½ Hour
16. Draft stop in floor/ceiling assembly (718.3): Not to exceed 1,000 sf
Draft stop in attic (718.4): Not to exceed 3,000 sf
17. Occupant Load – Exiting (Table 1004.5)
a. Occupant for every 200 gross sf (13,400/200) = 67 Per Bldg.
18. Spaces with 1-Exit or Exit Access (Table 1006.2.1)
R-2 Common Path of Egress, 125 lf. Max Occupancy for 1 exit; 20. 2 Exits Req’d.
19. Number of Exits (Table 1006.3.3(1))
R-2, maximum of 4 dwelling units, Max CPoE 125 lf. 2 Exits Req’d.
20. Single Exits (Table 1006.3.3(2))
R-2, maximum occupants of 10, Max CPoE 75 lf. 2 Exits Req’d.
20. Egress Width: Required Actual
Stairs (Section 1005.3.1) (0.3 x 67) = 20” Req’d 60”
Aisles/Doors (Section 1005.3.2) (0.2 x 67) = 14’’ Req’d 78” total egress width
21. Exit Travel Distance (Table 1017.2) Allowed Actual
Maximum Travel (‘E’ Occupancy) 250’ 222’
22. Corridor Rating (Table 1020.1): Group “R”, occupant load 67>10, 1/2-hour fire rating.
23. Fire Suppression System: 13R
24. Fire Alarms: Yes
Code Review #870 Madison Station
25. Parking Required: Units x Factor Required Provided
1-Bedroom Units (240 x 1.5) = 360 Stalls 360 Stalls
2-Bedroom Units (120 x 2) = 240 Stalls 243 Stalls
Totals: 600 Stalls 603 Stalls
END OF DOCUMENT