⑤ While watering and curing the pier body and beam body, concrete specimens that are cured under the same conditions along with the pier body and beam body should be watered and cured, so that the strength of the specimens and beam concrete increases synchronously.<br>Tunnel<br>Check the completeness and smoothness of the gutter at the entrance of the cave to prevent the slope from flowing and collapsing the cave entrance; Check the smoothness of drainage outside the tunnel to prevent the catchment from flowing back into the tunnel in case of rainstorm; Check the safety of temporary rooms for machines, tools and equipment outside the tunnel to prevent rainstorm damage and personal injury.<br>(4) Prefabricated component production site<br>Prefabricated components should be stacked in an orderly manner according to the production date to determine the curing period of the components; Check whether the component products during the curing period are watered and covered, and keep the surface moist at all times during the curing period; Products that have already set but have not yet been demolded should be stored in water for maintenance.
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