1		- ? - Wheelbarrows Bricklayer's tools / Brick mason's tools Fences Planks
2		- ? - Work platform Tower crane Builder's hoist Mechanical shovel
3		- ? - Laying-on trowel Mallet Hand shears Wheelbarrow
4		- ? - Plumb bob Concrete mixer Ladder Bannister
5		- ? - Laying-on trowel Concrete mixer Gravity mixer Mechanical shovel

SOLUCIONES