HD 1.8m Trap PlatformThe standard short trap platform for Alto HD ladderspan towers.

Used in pairs

8m bridge decks

5m ALTO Universal Stair Unit - alto known as a 12 Tread Universal Stair - has a lift height range of between 1925mm and 2760mm approx

The standard 2m frame used on all double width MD towers

6m MD AGR tower

The standard 2m frame used on all single width HD towers

Used to create a walkthrough tunnel at the base of a HD linked tower

A double braked castor with a 150mm diameter wheel

The Alto stabiliser foot set consists of one aluminium tee foot with a bonded rubber base

The standard short trap platform for Alto HD ladderspan towers

Used in various BS 1139-6:2022 HD tower configurations to create side or end cantilever platforms

This is the size of castor that is supplied as standard with Alto MD towers