(b) Airport utility construction, installation, and connection are eligible under the Federal-aid Airport Program as follows:
(1) An airport utility serving only eligible areas and facilities is eligible; and
(2) An airport utility serving both eligible and ineligible airport areas and facilities is eligible only to the extent of the additional cost of providing the capacity needed for eligible areas and facilities over and above the capacity necessary for the ineligible areas and facilities.
However, a water system is eligible only to the extent necessary to provide fire protection for aircraft operations, and to provide water for a fire and rescue equipment building.
(c) No part of the constructing, altering, or repairing (including grading, drainage, and other site preparation work) of a facility or area that is to be used as a public parking facility for passenger automobiles is eligible for inclusion in a project.
(d) Landscaping is not eligible for inclusion in a project. However, the establishment of turf on graded areas and special treatment to prevent slope erosion is eligible to the extent of the eligibility of the facilities or areas served, preserved, or protected by the turf or treatment. In the case of turfing or treatment for an area or facility that is partly eligible and partly ineligible, the eligibility of the turfing or treatment is established on a pro rata basis.
(e) The construction of sidewalks is not eligible for inclusion in a project.
[Doc. No. 1329, 27 FR 12357, Dec. 13, 1962, as amended by Amdt. 151–17, 31 FR 16525, Dec. 28, 1966; Amdt. 151–26, 33 FR 18434, Dec. 12, 1968]