Intergraph Corp has reported a fourth quarter net loss of $33.6m after a charge of $10.5m to write down assets, against a profit last time of $7.1m, which included a gain of $1.4m for reversal of a restructuring charge, on revenue that fell 2.3% at $294.2m. Net loss for the year to December 31 was $69.1m, after a gain on sales of investments in affiliated companies of $11.2m, up from a loss last time of $45.3m after a restructuring charge of $6.0m, and a gain on sales of investments in affiliates of $6.5m, on revenue down 0.3% at $1,095m.