At two public hearings on parks this month, citizens can have a say about how the Fairfax County Park Authority is spending their tax money.

A hearing on the Park Authority's preliminary plan for developing Backlick Park in Annandale is scheduled for 8 p.m. Tuesday in the Annandale High School auditorium, 4700 Medford Dr.

The 8.9-acre Backlick park is bounded by Backlick Road to the east, single family homes to the south, St. Michael's Church and school to the west and the Royal Court Townhouse development to the north. There is a cultivated field in the eastern corner of the site and a small open grassy area in the west.

The preliminary master plan for development calls for two lighted tennis courts and practice wall, parking area for seven cars, a gazebo, multi-use court, open play area, play apparatus area and a jogging/fitness trail. The authority's preliminary cost estimate is $262,924, plus a yearly maintenance cost of about $6,563.

A public hearing on development of Bel Air Park will be held at 8 p.m. Sept. 28 in the cafeteria of Westlawn Elementary School, 320 Westley Rd., Falls Church.

The 1.6-acre Bel Air Park is bounded on all sides by Bel Air subdivision. The authority's preliminary plan for development calls for a half-court basketball court, an open play area, play apparatus area, tot lot, picnic area, adult area with horseshoe pits, trails, paved walkway and swale, landscape planting and screening and relocation and removal of existing playground equipment. The Park Authority's preliminary cost estimate is $45,510, plus a yearly maintenance expense of about $3,560.

Persons who wish to speak at either hearing must register with Lauren Bisbee at Fairfax County Park Authority headquarters by calling 941-5000, ext 61.

After each hearing, citizens have one month to submit written comments on development.After all requests have been considered, the preliminary master plans are then presented to the Park Authority for the final approval at a public meeting.