Materials, dimensions and constructional and electrical safety requirements for four basic forms of trolley with fixed or tilting top, without a top (for stretcher carrying) and with a sliding top (for patient transfer).Cross References:BS 309BS 381CBS 693BS 896:Part 1BS 970:Part 4BS 1449:Part 1BS 1449:Part 2BS 1490BS 1775BS 2050BS 2099:Part 1BS 2989BS 3014BS 3019:Part 2BS 3379BS 3619BS 3900:Part E1BS 3900:Part E2BS 3900:Part E3BS 3900:Part E4BS 4322BS 5135