The utility model discloses an utility tunnel template, angle mould board including lateral wall template and roof template and connection lateral wall template and roof template, the roof template constitute by a plurality of aluminum alloy template unit, every aluminum alloy template unit include that the polylith is parallel to each other and side detachable connections's aluminum alloy dull and stereotyped with horizontal mould fossil fragments with the dull and stereotyped tip detachable connections of this polylith aluminum alloy, have a top surface to support piping lane reinforced concrete roof's support head in the space of two adjacent aluminum alloy template units, support firstly and two adjacent mould fossil fragments, push up detachable connections between mould fossil fragments and the angle mould board, it is fixed with the stand of support on ground to support the head, the top mould fossil fragments detachable connections who keeps away from an other end of mould fossil fragments and adjacent another aluminum alloy template unit of every aluminum alloy template unit. This template transportation construction convenience and template turnover number of times are many.