FALL PROTECTION UPDATE: ANSI Z359 STANDARDS BLACK SWAMP SAFETY COUNCIL July 20, 2010 DEAN SCHROEDER STRUCTURAL ENGINEER DSchroeder@LJBinc.com Phone: (419) 225-5995
LEARNING OBJECTIVES Summarize the ANSI Z359-2007 standards Distinguish the content within the new Z359 standards Identify the areas of your primary interest in the new Z359 standards
AGENDA Introduction to fall protection Current ANSI Z359-2007 standards ANSI Z359-2009 standards Future ANSI Z359.XX standards Other ANSI fall protection standards Closing
TOTAL FALL FATALITIES (to lower level) Fatalities 800 700 600 +28% 738 738 733 659 698 573 607 652 623 634 638 664 604 500 400 300 200 100 0 1995 1997 1999 2001 2003 2005 2007 Year Source: U.S. BLS Census of Fatal Occupational Injuries
TOP EXPOSURES 200 180 160 140 120 100 80 60 40 20 0 93-97 1999 2001 2003 2005 2007 Roofs Ladders Scaffolds Non-moving vehicles StrucSteel Source: U.S. BLS Census of Fatal Occupational Injuries
TOP OSHA VIOLATIONS OSHA reports on Top 10 Safety Violations for 2009: Fall Protection is #2 6,771 violations Second only to scaffolding, which involves fall hazard issues
WHERE IS YOUR GREATEST RISK?
HIERARCHY OF CONTROL
KEY TOPICS Hazard abatement Engineering controls are much safer than a fall arrest system More is needed that just wearing a harness: Anchorage Equipment Procedure Training Rescue one of the most overlooked aspects of fall protection
AGENDA Introduction to fall protection Current ANSI Z359-2007 standards ANSI Z359-2009 standards Future ANSI Z359.XX standards Other ANSI fall protection standards Closing
ANSI Z359-2007 FAMILY OF STANDARDS Z359.1: Safety requirements for personal fall arrest systems Z359.3: Safety requirements for positioning and travel restraint systems Z359.4: Safety requirements for assisted-rescue and selfrescue systems Z359.2: Minimum requirements for a comprehensive managed fall protection program Z359.0: Definitions and nomenclature
ANSI Z359-2007 SIGNIFICANT TOPICS Gate Strength Anchorages Certified v. non-certified Loads Procedures Rescue
GATE STRENGTH Z359.1 1992 220 lbs. front load 350 lbs. side load Z359.1 2007 3,600 lbs. side load 3,600 lbs. front load
ANSI Z359-1992
ANSI Z359-1992 ANSI Z359-2007
ANSI Z359-1992
ANSI Z359-1992 ANSI Z359-2007
ANCHORAGE LOADS 1. Fall arrest 2. Work positioning 3. Fall restraint 4. Horizontal lifeline 5. Rescue
PROCEDURES (Z359.2 4) Written procedures Specify equipment Document proper use Prior to preparing fall protection procedures, a fall hazard survey shall be performed for every workplace activity where authorized persons are exposed to a fall hazard.
RESCUE Prompt rescue Written rescue procedures Summoning rescue services Professional In-house
AGENDA Introduction to fall protection Current ANSI Z359-2007 standards ANSI Z359-2009 standards Future ANSI Z359.XX standards Other ANSI fall protection standards Closing
ANSI Z359-2009 FAMILY OF STANDARDS Z359.6: Specifications and design requirements for active fallprotection systems Z359.12: Connecting Components for Personal Fall Arrest Systems Z359.13: Personal Energy Absorbers and Energy Absorbing Lanyards Z359.0: Definitions and nomenclature (UPDATED)
ANSI Z359-2009 FAMILY OF STANDARDS Z359.6: Specifications and design requirements for active fallprotection systems Z359.12: Connecting Components for Personal Fall Arrest Systems Z359.13: Personal Energy Absorbers and Energy Absorbing Lanyards Z359.0: Definitions and nomenclature (UPDATED) Effective on 16 Nov 2009
AGENDA For each Z359-2009 standard: Background Key topics Implementation challenges
ANSI Z359.6-2009 Background TITLE: Specifications and design requirements for active fall protection systems Provides guidance to engineers designing systems
ANSI Z359.6-2009 Key topics Requirements beyond calculations Load factors Ballasted anchors Fall clearances
ANSI Z359.6-2009 Challenges Communicate to organizations of its value Additional compliance review Moving standard forward
ANSI Z359.12-2009 Background TITLE: Connecting Components for Personal Fall Arrest Systems D-rings, snaphooks, buckles, adjusters (i.e., hardware) Carabiners
ANSI Z359.12-2009 Background TITLE: Connecting Components for Personal Fall Arrest Systems D-rings, snaphooks, buckles, adjusters (i.e., hardware) Carabiners Not anchorage connectors
ANSI Z359.12-2009
ANSI Z359.12-2009 Key topics Test weight unchanged Gate strength Abrasion conditioning Better alignment with CSA standards
ANSI Z359.12-2009 Challenges Bending of snaphook Compatibility amongst manufacturers New materials/configurations
ANSI Z359.13-2009 Background TITLE: Personal Energy Absorbers and Energy Absorbing Lanyards Weight of users: 130 lbs. to 310 lbs. MAF: 900 lbs. and 1,350 lbs. (and <10 G s)
ANSI Z359.13-2009 Key Topics Test weight = 282 lbs. (previously 220 lbs.) Fall factor 2 (i.e., 12 foot free fall)
ANSI Z359.13-2009
ANSI Z359.13-2009
ANSI Z359.13-2009 Key Topics Test weight = 282 lbs. (previously 220 lbs.) Fall factor 2 (i.e., 12 foot free fall) MAF determination
ANSI Z359.13-2009
ANSI Z359.13-2009 Key Topics Test weight = 282 lbs. (previously 220 lbs.) Fall factor 2 (i.e., 12 ft free fall for 6 ft PEA lanyard) MAF determination Deceleration distance for 6 foot FF = 48 inches (previously, 42 inches) Y-lanyards
ANSI Z359.13-2009
ANSI Z359.13-2009
ANSI Z359.13-2009
ANSI Z359.13-2009 Challenges Y-lanyards, hip d-ring test Implementation Maximum impact force = 1,800 pounds Wet and cold testing
AGENDA Introduction to fall protection Current ANSI Z359-2007 standards ANSI Z359-2009 standards Future ANSI Z359.XX standards Other ANSI fall protection standards Closing
FUTURE Z359 STANDARDS ANSI Z359.5-20XX Safety Requirements for Personal Fall Arrest Systems (PFAS) ANSI Z359.7-20XX Requirements for Third-Party & Self-Certification for Personal Fall Arrest Systems (PFAS) ANSI Z359.8-20XX Rope Access Systems ANSI Z359.9-20XX Safety Requirements/Personal Equipment for Protection Against Falls - Descending Devices
FUTURE Z359 STANDARDS ANSI Z359.11-20XX Safety Requirements for Full Body Harness ANSI Z359.14-20XX Safety Requirements for Self-Retracting Devices ANSI Z359.15-20XX Safety Requirements for Vertical Lifelines ANSI Z359.16-20XX Safety Requirements for Fall Arresters
FUTURE Z359 STANDARDS ANSI Z359.17-20XX Safety Requirements for Horizontal Lifelines ANSI Z359.18-20XX Safety Requirements for Anchorage Connectors
OTHER FALL PROTECTION STANDARDS Z359 Non-construction A1264 Walking/working surfaces and stairs A10.32 I14.1 Window cleaning safety A14 Ladders A92 Aerial lifts Construction
AERIAL LIFTS
AGENDA Introduction to fall protection Current ANSI Z359-2007 standards ANSI Z359-2009 standards Future ANSI Z359.XX standards Other ANSI fall protection standards Closing
OSHA PROPOSED CHANGES Proposed changes to OSHA 29 CFR 1910 standard Walking/working surfaces Personal protective equipment New performance specs and use requirements Comments due August 23, 2010 LJB to host free webinars on this topic August 3, 5 and 10
FALL PROTECTION UPDATE: ANSI Z359 STANDARDS BLACK SWAMP SAFETY COUNCIL July 20, 2010 DEAN SCHROEDER STRUCTURAL ENGINEER DSchroeder@LJBinc.com Phone: (419) 225-5995