3. 基础或管沟的现浇砼应达到一定的强度，经验收后，方可进行土方回填。

3. 基础或管沟的现浇砼应达到一定的强度，经验收后，方可进行土方回填。
五. 钢筋产品防护
1. 原料进场应垫好木方子，按规格、品种分别堆放整齐；
2. 已加工的钢筋应按水泥工程项目管理办公室位，分规格、形状码放整齐；
3. 钢筋绑扎完后，设专人看筋，保证钢筋在砼内位置准确；
六. 大模板安装拆除保护
1. 保护大模板本身的整洁及配套设备零件的齐全，吊运应防止碰撞，堆放合理，保持板面不变形。冬季施工时，大模板背面的保温措施保持完好；
2. 大模板吊运就位时要平稳准确，不得碰撞楼板及其它已施工完成的部位，不得兜持多筋。用撬棍调整模板时，要注意防止破坏模板下面的砂浆找平层；
3. 拆除时按程序进行，禁止用大锤敲击，防止砼墙面及门窗口等处出现裂纹；
4. 模板与墙面粘接时，禁止用塔吊拉模板，防止将墙身拉裂。
七. 抹灰产品防护
1. 抹灰前必须事先把门窗框与墙边接合处的缝隙用水泥砂浆填塞密实（铝合金门窗框嵌缝材料由设计确定）；
2. 要及时清擦干净残留在门窗框上的砂浆，特别是铝合金门窗必须粘贴保护膜，并保护到快要竣工需清擦玻璃时为止；
3. 推小车或搬运东西时要注意不要碰坏口角和墙面。抹灰用的大杠和大铁锹不得放在墙上。严禁蹬窗台，防止损坏其棱角；
4. 拆除脚手架时要轻拆轻放，拆除后材料要码放整齐，不要撞坏门窗、墙面和口角。要注意保护女儿墙上的预留埋件、通风箅子等；
5. 在抹灰层尚未硬化前应防止快干、水冲、撞击、振动和挤压，以保证灰层有足够的强度；
6. 要注意保护好楼地面，不得直接在楼地面上拌灰。
八. 地面、楼梯的产品防护
1. 木地板产品防护
a. 铺贴木地板时，不应损坏墙面抹灰层；
b. 木地板材料应码放整齐，使用时轻拿轻放，以免损坏棱角；
c. 木地板作业应穿软底鞋，且不得在地板上敲砸，防止损坏面层；

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3. Basic or pouring concrete trench should reach a certain strength, upon acceptance, in order to fill. V. steel product protection1. the entry of raw materials wood should be well pad for sleeplessness, according to specifications, neatly stacked, respectively;2. processing of steel and cement should be project management office, specifications, neatly shape;3. reinforcement after the designated personnel to see reinforced, ensuring rebar in concrete location accuracy;VI. installation removing protection1. clean and protecting the formwork itself complete equipment parts, lifting to prevent collision, piled up reasonable, keeping no deformation of the plate surface. Winter construction, insulation remained intact on the back of the template;2. the template is lifted in place to stable, not collision floors and it has completed construction of the parts may not be stiffened. Adjust template with the crowbar, pay attention to prevent damage to mortar screed template below;3. when removing the program, prohibit the use of a sledgehammer percussion, and prevention of crack in concrete walls and door window appears;4. the template when you bond with the wall, prohibit the use of crane die, prevent wall cracking.VII. plaster product protection1. prior to the door before plastering Windows with crack in the wall joints with packing density of cement mortar (determined by the design of aluminium alloy door and window frame caulking material);2. wipe the prompt settlement of residue in the mortar on the door and window frames, in particular aluminum alloy doors and Windows must be paste protective film and protection was completed when you should clean the glass so far;3. push the car or carrying something, be careful not to touch the bad mouth and walls. Plastering big bumper and large shovels shall not be placed on the wall. No push off the windowsill, to prevent damage to its edges;4. down the scaffolding when you're down with care, after the removal of material should be neatly, not damaged doors, Windows, walls and spat. Needs to protect his daughter reserves buried in the wall pieces, such as the ventilation grates;5. in front of the plaster layer has not yet hardened to prevent fast-drying, water, impact, vibration and compression to ensure ash layer of sufficient strength;6. pay attention to protect the floor, directly on the floor, mixed with ash.VIII. product protection for floors, stairs 1. the wood floor product protection A. wooden floor laying, should not damage the wall surface plastering layer;B. wood flooring material should be neatly stacked, used gently, so as not to damage the edges;C. wooden floor operations should wear soft-soled shoes, and not beat up on the floor and prevent damage to the surface;

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3. The foundation or trench-situ concrete should reach a certain intensity, after the acceptance before proceeding backfilling.
Five . Reinforced protection products
1. The raw materials entering the wood should be good prescription pad, according to specifications, varieties were neatly stacked;
2. processed should be reinforced cement Project Management Office position, sub-specifications, the shape neatly stacked;
3. reinforcement after lashing, let someone see the tendons in reinforced concrete to ensure accurate location;
six . formwork installation Remove the protective
1. complete protection formwork itself is clean and ancillary equipment parts, lifting should prevent the collision, piling reasonable, holding plate surface deformation. Winter construction, insulation measures on the back of the large template remains intact;
2. When lifting large template in place for a smooth and accurate, will not hit the floor and the other has completed construction of the site, can not hold more muscle pocket. When using a crowbar to adjust the template, pay attention to prevent the destruction of the template following mortar layer;
3. according to the procedure when removing, prohibit the use of a sledgehammer percussion, to prevent cracking of concrete walls and door window, etc. appear;
4. template wall when the surface of the adhesive, prohibit the use of the crane to pull the template against the wall crack.
Seven . Plaster product protection
1. must first engage the door frame and the wall of the gap at the dense packing with cement mortar (aluminum door window frame caulking material is determined by the design) before plastering;
2. To clean the residue in a timely clearance mortar on the door frame, in particular aluminum doors and windows must be pasted protective film, and is about to be completed until the protection required when clearing Cabo;
3. when push the car or handling things should be careful not to damage the mouth and walls. Great bar and a large shovel plaster on the wall can not be used. Non
4. When removing the scaffolding to light demolition light, after the removal of material to be neatly stacked, not damaged doors, walls and mouth. We need to protect her daughter wall reserved embedded parts, ventilation grates, etc;
5. before yet hardened plaster layer should prevent drying, water will, shock, vibration and extrusion, in order to ensure that the ash layer of sufficient strength;
6. pay attention to protect the ground floor, on the ground floor may not be directly mixed with ash.
Eight . Ground staircase product protection
1. The wood flooring product protection
. A Stones wooden floors should not damage the wall plastering layer;
. B wood flooring material should be neatly stacked, when used gently to avoid damaging the edges and corners ;
C. wood floor operations should wear soft-soled shoes and must not knock smashing on the floor, to prevent damage to the surface;

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Three Basic or pipe ditch cast in place concrete should reach a certain intensity, after the experience, can be used for earthwork backfill.Five. Reinforcement product protectionOne Approach should be a good wood pad material prescription, according to the specifications and varieties were neatly stacked;Two Steel processed by cement engineering project management office, specifications and shapes neatly divided;Three After the rebar, let someone see bars, ensure the reinforcement in concrete position accurately;Six. Large template installation and removal of protectionOne Protect the template itself clean and ancillary equipment parts complete, lifting should prevent collision and reasonable pile up, keep the surface deformation. In winter construction, large template on the back of the insulation measures remain intact;Two Large formwork lifting in place to accurate and stable, no collision floor and other places has completed the construction of, not pocket to tendons. Adjust the crowbar template, it is necessary to pay attention to prevent the destruction of the template below the mortar leveling layer;Three Demolition in accordance with procedures, prohibit the use of hammer percussion, to prevent the crack of concrete wall and window etc.;Four Bonding template and wall, prohibit the use of the crane pull template, prevent the wall body crack.Seven. Plastering product protectionOne Before plastering must advance the door window frame and the wall joint gap at the used cement mortar packing density (aluminum alloy door and window frame sealing material established by design);Two In time to clean the residue in the door and window frame mortar, in particular, aluminum doors and windows must be adhered to the protective film, and to be completed until the completion of the need to clean the glass;Three Push the car or carrying things to be careful not to touch the bad angle and wall. Plaster bar and large shovel shall not be placed on the wall. It is strictly prohibited to push off the ledge, prevent damage to its edges;Four The removal of scaffolding should be dismantled gently, after the removal of the material to be stacked neatly, not damaged windows and doors, walls and quarrel. Pay attention to protect the wall of the daughter of reserved embedded parts, ventilation grate.Five The plaster layer has not yet hardened before should prevent quick drying, water flushing, impact, vibration and extrusion, to ensure that the ash layer has enough strength;Six Should pay attention to the protection of the ground floor, not directly on the ground floor mixed with ash.Eight. Product protection of ground and stairsOne Wood flooring products protectionA. paving wood floor, should not damage the wall plastering layer;B. wood flooring materials shall be stacked, use gently, so as not to damage the edges;C. wooden floor operations should wear soft shoes, and shall not be knocked on the floor, to prevent damage to the surface layer;