The subdivider shall be responsible for providing all public improvements as required by this section. Any missing or deficient public improvement identified by this section shall be brought up to current standards.
A. The subdivider shall improve all streets, pedestrianways or easements in the subdivision, and adjacent streets required to serve the subdivision to the standards and specifications adopted by the city that are found in the Salt Lake City Code of Ordinances or adopted by reference. The subdivider may not begin permanent improvement work until public improvement plans and profiles have been approved by the city engineer and a subdivision improvement construction agreement has been executed between the subdivider and the city. The subdivider shall cause improvements to be installed to permanent line and grade and to the satisfaction of the city engineer, and in accordance with the standard subdivision specifications contained in Chapter 20.12 of this title. The subdivider shall pay the cost of inspection. The subdivider may request that certain public improvements be waived by the city's complete streets committee. The complete streets committee may waive those improvements for which it has authority.
B. The following are minimum improvements that the subdivider normally must agree to install at the subdivider's cost before acceptance and approval of the final subdivision plat by the city:
1. Grading, curbs and gutter, paving, drainage, and drainage structures necessary for the proper use and drainage of streets and pedestrianways, and for the public safety;
2. Site grading and drainage, taking into consideration the drainage pattern of adjacent improved and unimproved property and treating upstream areas, where appropriate, as though fully improved. All site grading must conform to the specifications contained in Chapter 20.12 of this title;
3. All streets and pedestrianways must be graded, and surfaced to widths and grades shown on the improvement plans and profiles. The subdivider must improve the extension of all subdivision streets and pedestrianways to any intercepting or intersecting streets;
4. Sidewalks must be installed as shown on the improvement plans;
5. Sanitary sewer facilities connecting with the existing city sewer system must be installed to serve the subdivision, with a separate private lateral for each lot, and to grades and sizes shown on the plans;
6. Stormwater drains and detention/retention basins must be installed as shown on the plans. Long term stormwater best management practices for stormwater quality must be installed as shown on the plans and the Stormwater Pollution Prevention Plan (SWPPP). All other conditions of the SWPPP shall be completed and permits terminated;
7. Water mains and fire hydrants connecting to the water system serving the city must be installed as shown on the plans signed by the director of public utilities. Mains and individual lot services must be of sufficient size to furnish an adequate water supply for each lot or parcel in the subdivision and to provide adequate fire protection;
8. Street trees, if required, must be of a type approved by the city and planted in approved locations;
9. Street lighting facilities must be provided in accordance with city policy for the area of the city where the subdivision is located, and must be so screened as not to interfere with views from hillsides of the city;
10. All natural gas lines, and telephone, electric power, cable television or other wires or cables must be placed underground. Equipment appurtenant to the underground facilities, such as surface mounted transformers, pedestal mounted terminal boxes and meter cabinets, and concealed ducts may be above ground subject to compliance with Section 21A.40.160, "Ground Mounted Utility Boxes", of this code or its successor. The subdivider shall make necessary arrangements with the utilities involved for the installation of the underground facilities. All installed utilities must meet the minimum separation requirements as shown on the plans; and
11. Provisions must be made for any railroad crossings necessary to provide access to or circulation within the proposed subdivision.
C. All public improvements required by this section or provided by the subdivider must be documented in the public improvement plans that show all public improvements are constructed to comply with all applicable provisions of the Salt Lake City Code of Ordinances, referenced standards adopted by the city, and any applicable federal standard or Utah Code. All public improvements required by this section that are shown in the public improvement plans shall meet the applicable standards, which include:
1. American Public Works Association Manual of Standard Specifications and Manual of Standard Plans 2017 edition;
2. Standard Practices for Salt Lake City Public Utilities (January 2010) or its successor;
3. Any standard or reference to a standard specifically identified in the Salt Lake City Code of Ordinances;
4. Any applicable standard that has been adopted by the State of Utah; and
5. Any applicable federal standard. (Ord. 73-23, 2023)