Pole weapon long blade used by both infantry and cavalry. Occasionally glaive blades were created with a small hook or spike on the reverse side. Such glaives are named glaive-guisarme. A voulge (occasionally called a pole cleaver) is a curved blade attached to a pole by binding the lower 2/3 of the blade to the side of the pole, to form a sort of axe. Looks very similar to a glaive. A svärdstav (literally sword-staff) is a Swedish medieval pole arm that consists of a two-edged sword blade attached to a staff. The illustrations often show the weapon being equipped with sword-like
Bill of quantities As the rates for materials and labour change due to inflation, these books are frequently republished.. The practice historically of estimating building costs in this way arose from non-contractual measurements, taken off drawings to assist tenderers in quoting lump sum prices. There are different styles of bills of quantities, mainly the Elemental BOQ and Trade Bills. A Contingency sum is an item found within a Bill of quantities (BoQ). The item refers to unforeseeable cost likely to be incurred during the contract. There are two types of contingency sum. The first refers to a specific item, e.g., 'additional alterations to