With an influx of 22,000 military workers looming over Fort Belvoir, Fairfax County supervisors are demanding that the federal government help plan the move and provide hundreds of millions of dollars in road and school improvements.

The board on Monday voted to send Secretary of the Army Pete Geren its most recent plea ahead of the 2011 deadline for the massive job relocation. Congress mandated the move two years ago as part of the most recent round of Base Realignment and Closure actions.