06/14/1999 Council Packet - Laserfiche WebLink

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6. Smoking shall not be allowed in the immediate area around an open manhole. ' 7. Before entering the manhole, the steps shall be visually checked for their soundness. If there is any question, a ladder should be used. 8. Whenever an employee must enter a manhole, another employee shall remain on the surface 1 to offer help if necessary. 9. All Minnesota State "confined space laws" shall apply where appropriate. Trenches 1. Trenches five feet or deeper shall be securely cribbed, shored, or laid back to a stable slope ' and provided with a ladder or other reliable means of entrance and exit. Ladders shall be no farther than 25 feet away from workers in the trench. ' 2. Shoring and trenching must be checked each day before work begins. 3. Trenches must be guarded by light, signs, fencing, etc., to prevent public access near the work location. Alternate crossings for pedestrians shall be provided and marked when a 1 public way is disrupted by excavation work. 4. The ground opening shall be covered or guarded from public exposure overnight when work 1 exceeds one day in duration. 5. Employees shall not walk under or remain near power shovels and dump trucks during loading and unloading operations. Scaffolds 1. Scaffolding shall never be overloaded. Weight limits listed on scaffolding shall be rigidly adhered to. Only the supplies necessary for one day's work shall be stored on the scaffold. 2. Scaffolding shall be set up only where the ground surface is firm and unlikely to settle or 1 shift. Scaffolding equipped with wheels shall be locked during use. 3. The area below the scaffold shall be barricaded in such a manner as to prohibit public access, and signs shall be posted to advise the public of potential danger. 1 4. Scaffolds shall be inspected each day before use. 5. Scaffolds shall be equipped with a handrail, midrail, and toe boards. The floorboards shall be 1 interlocked and cleated. WELDING AND CUTTING Gas Welding and Cutting 1. Cylinder valves and hoses shall be inspected before use. The operator shall check to determine leaks or weak spots in the lines. 1 2. The immediate area must be checked for flammable materials. Area should be cleaned before operations and begin and after concluding operations. 3. If cylinder valves do not open through hand pressure, the supervisor should be notified and 1 the cylinder shall be tagged as defective. Wrenches and hammers shall not be used to open valves. 4. Empty cylinders shall be securely closed and labeled "empty" and securely stored. 5. Cylinders shall be stored a safe distance from welding areas or other combustible processes. 1 12