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Permit Review Detail

Permit Number: T15CM05339
Parcel: 121091160

Review Status: Completed

Review Details: RESIDENTIAL - BLDG/WWM

Permit Number - T15CM05339
Review Name: RESIDENTIAL - BLDG/WWM
Review Status: Completed
Review Date Reviewer's Name Type of Review Description Status Comments
09/30/2015 KEN VAN KARSEN BUILDING-RESIDENTIAL REVIEW Reqs Change T15CM05339
PLAN REVIEW COMMENTS

Plan review for the above referenced structure has been completed. This letter reflects comments to be addressed. In order to facilitate a shorter back check time, please provide two sets of updated plans and calculations with a written response to each of the notated items indicating action taken. Do not cloud the changes made for comment revisions.

SCOPE OF REVIEW:

The scope of this plan review covers architectural, plumbing, mechanical, energy conservation and electrical. All code references are to the 2012 International Residential Code and 2012 International Energy Conservation Code. All features were checked only to the extent allowed by the submittals provided. All portions of this project are assumed to meet or will meet other departmental requirements, conditions and concerns before permit approval.

GENERAL COMMENTS:

1. A dwelling unit providing complete independent living facilities requires compliance with design ordinances for handicap provisions, solar water, photo-voltaic and gray water preparations. Design Ordinances adopted by the City of Tucson.
2. All construction drawings submitted after June 1, 2010 for one- or two-family dwellings must provide gray water utilization or preparation, Ordinance #10579/11089 revised July 9, 2013. One story dwellings must have a gray drain line discharge. Additional gray fixture drains are optional. Show a second clothes washer standpipe plumbed to an exterior wall above grade, or a bathing fixture drain looped 3' beyond an exterior wall below grade before connection to the building drain. See details at http://pdsd.tucsonaz.gov/files/pdsd/codes-ordinances/Grey_Water_Options_FINAL_.pdf

FLOOR PLANS:

1. Show the door from a garage to dwelling with a 20-minute fire rating (or 1-3/8" solid core) with self-closing and self-latching provision, R302.5.1.
2. Show the location of a minimum 22" x 30" attic access. Attic access is required for areas exceeding 30 SQ FT with a minimum of 30" of headroom and located in a hallway or readily accessible space, R807.1.

STRUCTURAL PLANS:

1. Provide a complete braced wall design, R602.10, or simplified design, R602.12.
2. Provide a complete braced wall (BW) design including braced wall lines with maximum spacing of 60' and offsets no more than 4'. Show an interior wall with bracing when exterior walls have 62' spacing.

ELEVATIONS:

1. Clarify the placement of ceiling/roof insulation for determining the need for attic ventilation, R806.
2. Provide an attic space ventilation calculation and specify size and location of all vents needed to comply with R806.2 if using a vented attic design. Provide appropriate upper and lower space vents when applying the reduced area calculation per exception requirements. The calculation needs to include eave venting when dividing the area by 300, sheet #6.

PLUMBING PLANS:

1. Show a pressure and temperature relief valve at the water heater. Note a metallic T&P line terminating at the exterior 6 inches above grade facing down, P2803.6.1.
2. Tucson Water Department limits 5/8" water meters to a maximum of 11 IRC fixture units or 15 gallons per minute. Specify a ¾" water meter.
3. Show a minimum 1" service pipe for supplying water to more than 9.5 fixture units.
4. The revised City of Tucson Ordinance #11089 for (single story) gray water preparation requires a minimum of one compliant fixture. A single story dwelling with the clothes washer at an interior wall requires one gray drain line discharge from a bathing fixture 3' beyond an exterior wall before connection to the building drain, Ordinance #11089. See the Planning & Development Services web site for sample details.

MECHANICAL PLANS:

1. Remove the "for reference only" notation on sheet #7, R106.1.1. Required for construction plan approval.
2. Provide (an HVAC system with) whole-house mechanical ventilation with continuous or a minimum controlled intermittent airflow rate, R303.4 & M1507.3. Show a source of outside supply air.
3. Show supply ducts with minimum R-8 insulation (includes vented attics) except when completely located inside the thermal envelope, N1103.2.1. All other ducts outside of the thermal envelope require R-6 insulation.
4. Show impact protection for appliances located in the garage, M1307.3.1.
5. Provide demand calculations in accordance with Manual J/S/D standards, M1401.3, M1601.1. Systems shall be sized in accordance with Manual S based on building loads calculated in accordance with Manual J and duct systems sized in accordance with Manual D.

ELECTRICAL PLANS:

1. Show current code references, R106.1.1. Update note #1
2. Revise the electrical load calculation showing a minimum 3,800 volt-ampere or 16 A continuous load entry for future Photo Voltaic equipment.
3. Show all garage receptacle outlets with GFCI protection, E3902.2. Include the ceiling receptacle on circuit #1.
4. Provide notation requiring tamper resistant receptacles for 125 volt, 15A and 20A receptacles, R4002.14.

If you have any questions please contact:
Ken Van Karsen
(520) 837-4912
City of Tucson Residential Plan Review

Final Status

Task End Date Reviewer's Name Type of Review Description
10/01/2015 EGALLET1 OUT TO CUSTOMER Completed