Spierings SK477-AT4 - Gaffert

Together with a Spierings SK377-AT3 was this Spierings SK477-AT4 of Gaffert from Veghel (NL) used on a construction site to lift roof materials.

The 4-axle undercarriage is powered by a DAF WS 268 L, an 11.6-liter 6-cylinder diesel engine with a power of 268 kW (365 hp). The last three axles are powered, the axles 1, 2 and 4 are steerable.

The outrigger base of the crane measures 6.55 x 6.15 meters, or half 6.55 x 5.1 meters.

In transit is the crane 15.4 meters long, 2.75 meters wide and 4 meters tall. The transport mass is 48 tonnes.

The SK477-AT4 has in total 9 tonnes of counterweight with a 3.35 meter tailswing. During the transport over the road is the left slab swinging forwards for a better weight distribution.

The hook height of the crane is approx. 24 meters. The cabin can be positioned at 14.5 or 25 meter heights.

The maximum load of 7 tonnes can be hoisted on a 11.46 meter radius, the tip load at 38 meter radius is 1,700 kg.

The crane's year of manufacture is 1996 and in 2009 was the crane fully overhauled. In 2020 was the superstructure installed on a crawler undercarriage because the shown carrier didn't fulfill the emission standards anymore.

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