CONCORD -- The Mt. Diablo school board is scheduled to vote Wednesday on field improvements at Ygnacio Valley High in Concord, including lights and a sound system.

Trustees must decide whether to accept an environmental impact report related to the project, before approving the project, along with a construction contract and an inspection contract.

The board is also scheduled to vote on a preliminary contractor agreement for a new aquatic center at Northgate High in Walnut Creek. Contract extensions for employees in Local One is also on the agenda.

The meeting begins at 7:30 p.m. in the district office at 1936 Carlotta Dr., Concord. More information is available by calling 925-682-8000 ext. 4000 or by visiting http://esbpublic.mdusd.k12.ca.us. Click on Sept. 25.