Relevant technical requirements for safety protection of elevator shafts.
1. Elevator wellhead protection measures must be set up in strict accordance with the mandatory safety technical standards. Protective railings or fixed gates must be installed at the entrance of the elevator shaft. The protective railings or fixed gates should be standardized and tooled, and their height should be within the range of 1.5m to 1.8m.
2. The first safety net must be set up at the plus and minus zero floors in the elevator shaft. A safety net must be set up every two floors and at most every 10m in the upper part. The quality of the safety net must comply with GB5725- The requirements for safety flat nets in the 1997 "Safety Nets" standard mean that entry must be inspected in accordance with relevant regulations. When installing and dismantling safety nets in elevator shafts, operators should wear safety belts in accordance with regulations. For holes in floors and roofs with a short side size greater than 1.5 meters, protective railings that meet the requirements should be installed around the holes, and a safety net should be added at the bottom.
3. Safety warning signs that comply with national standards should be set up at the entrance of the elevator shaft; the safety warning signs should be eye-catching and obvious, and a red light warning should be set up at night.
4. The protective railings and gates at the entrance of the elevator shaft should be marked with yellow and black stripes and made in accordance with the relevant standards of the "Technical Specifications for Safety in Construction at Heights".
5. If the protective facilities at the elevator shaft need to be temporarily dismantled or changed, they must be signed and approved by the project leader and the full-time project safety officer, and safety measures after the dismantling or changes must be made, and all on-site personnel must be notified at the same time. Operators; after the safety facilities are restored, they must be inspected by the project leader, full-time safety officer and other relevant on-site management personnel, and they can only be used after passing the inspection.
6. When conducting safety production education at the construction site, all workers should be truthfully informed of the specific conditions of dangerous places and parts such as the elevator wellhead, so that on-site workers can understand the hazards and dangers of the elevator wellhead, Be familiar with the fall prevention measures at the elevator shaft to avoid falling accidents caused by accidentally entering the elevator shaft due to unfamiliarity with the working environment.