MENLO PARTE Menlo Park Fire Protection District
Fire Prevention Bureau
170 Middlefield Road
Menlo Park, CA 94025
FIRE Website: www.menlofire.org
Date: November 6, 2023
Applicant: Lee & Braze Engineering
Phone: (408) 663-8072
Project: Lot Line Adjustment
Address: 170 Atherton Ave
City: Atherton
Approved with Conditions Permit#: MPR23-0464
Scope: Planning-Site Review - Lot Line Adjustment from two lots to three lots for SFD's Reviewed by: Stuart Blakesley, William Saxton
Planning application for proposed Lot Line Adjustment converting two lots into three lots for future SFD's for Lots #1 & #2. The project is to comply with the 2022 CA Building / Fire Codes and local amendments. The following planning review comments are applicable to this submittal:
Water Supply:
1. Access to the public fire hydrant is not illustrated on the provided plans, but based on the proposed design for Lot #1 which is a flag lot design were the proposed SFD will be well beyond 235 foot Lot #2 depth, a new public fire hydrant will be required to be located at the driveway entrance to Lot #1 facing Atherton Ave, this will also satisfy water supply requirements for Lot #2. As Per the provisions listed in CFC Section 507 & Appendix C for Fire Hydrant Access, and as per MPFD Ordinance, please refer to "MPFD Guideline Water Supplies, Fire Hydrants" for specific detail.
2. Applicant to provide fire flow information through a separate engineered plan showing how this is to be achieved. This document shall be submitted to Menlo Park Fire Protection District for review and approval prior to issuance of grading and building permits. CFC 2022, Sec. 507.5.1 Appendix B Section 105.1 & Table B105.1(1)
3. A Public hydrant is required at driveway entrance to Lot #1 facing Atherton Ave. All hydrants to comply to the following:
a. All fire hydrants shall be wet barrel standard steamer type with 1-4 1/2" (114.3 mm) and 2-2 1/2" (63.5 mm) outlets. MPFPD CFC Sec. 507.5.1 Appendix C
Access:
For Single Family Residence only:
1. Lot line adjustment meet MPFD requirements for access which is to be provided with a 16' wide driveway serving Lot #1, and Lot #2 is accessible from Atherton Ave.
2. Driveway shall extend to within 150 feet of all portions of the perimeter of residence (facility).
Driveways shall provide a minimum unobstructed width of 16 feet and a minimum unobstructed height of 13.5 feet. Driveways in excess of 150 feet in length shall be provided with turnarounds. Driveways in excess of 500 feet in length and less than 20 feet in width shall be provided with turnouts in addition to turnarounds. Additional conditions apply where 3 or more homes are located along a private driveway:
a. Based on the detail outlined in the provided two plan sheets the proposed conceptual design for a driveway to the proposed home located on Lot #1 (Flag Lot) appear to meet MPFD requirements outlined in "MPFD Standard and Guideline for Private Roads and Driveways" b. The proposed turn-a-round located at the terminus to driveway serving Lot #1 appears to meet MPFD requirements, Refer to MPFD Standard and Guideline for Private Roads and Driveways - Turaround for specific detail that must be included in subsequent submittals.
3. Overhead Electrical Obstruction - Overhead Electrical Utility power lines shall not be located over the aerial fire apparatus access road or between the aerial fire apparatus road and the building.
SFD's for Lot #1, & Lot #2:
1. Install a NFPA 13-D fire sprinkler system under separate fire permit for each SFD. Fire sprinkler system to comply with Menlo Park Fire Protection District Standards.
2. Residential fire sprinkler shall have an interior alarm, activated by the flow switch that is audible in all sleeping areas.
3. Fire flow data to be provided at time of deferred submittal for the fire suppression system.
4. Rielow dante
4. Install smoke detectors in each sleeping area and the area outside sleeping areas. Install carbon monoxide detector outside sleeping areas. Smoke and carbon monoxide detectors shall be hardwired and inter-connected for alarm.
5. Smoke Detector-Pursuant to CFC Sections 1103.8.1 & 1103.8.5 and Health & Safety Code Section 131/3.7. Carbon Monoxide Detector Pursuant to CFC Section 1103.9 the following apply:
a. Install or verify smoke detectors are located in each sleeping area and the area outside sleeping areas. Install carbon monoxide detector outside sleeping areas. Smoke and carbon monoxide detectors shall be hardwired and inter-connected for alarm.
6. The applicant shall provide at least 4 inch tall with ½ inch stroke illuminated address numbers. The address shall be visible from the street and contrasting to its background. Address numbers shall be maintained.
Vehicle Gate:
1. The automatic vehicle gate shall have a Knox override key switch installed and the function verified prior to final.
2. The vehicle gates and driveways shall have a minimum 16-foot clear unobstructed linear width and min 13 ft 6 inch clear vertical clearance. Driveways to be an all-weather surface and capable of supporting a 75,000 Ibs fire apparatus.
3. Electric gates may have a back-up source of power, but shall have at minimum a manual method to allow the opening of the gate(s) during a power failure.
4. The applicant shall provide at least 4 inch tall with ½ inch stroke illuminated address numbers. The address shall be visible from the street and contrasting to its background.
Nothing in this review is intended to authorize or approve any aspects of the design or installation which do not strictly comply with all applicable codes and standards. Menlo Park Fire Protection District is not responsible for inadvertent errors or omissions pertaining to this review and/or subsequent field inspection(s) i.e., additional comments may be added during subsequent drawing review or field inspection. Please call with any questions.
Acienouledged by:
home Kith
LOUISA RITTER
Authorized Ajent, Green Acre Gindens
11/7/23