Appendix L Chronology of Dust Control Improvements to the
Chronology of Dust Control Improvements to the DMTS Road and Port Operation The following is a summary of improvements that have been made to the DMTS road and port operations for dust control Summer 1990 Added vibrators to concentrate trailers to reduce carry out from the truck unloading building TUB Tested the application of calcium chloride to road gravel for dust control Spring