Safety Alerts
IADC distributes HSE Alerts to Members as they are received. All Alerts issued will be archived on this web site. We welcome your ideas for future Safety Alerts.
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This material is presented for information purposes only.
Managers & Supervisors should evaluate this information to determine if it can be applied to their own situations and practices.
6 June 1999
Alert 99 – 19 Top Drive Incident WHAT HAPPENED: A drilling rig recently experienced a major incident when the gooseneck and kelly hose became completely detached from the
6 June 1999
Alert 99 – 18 Power Tong Incident WHAT HAPPENED: The power tongs became stuck while tripping out of the hole. The floorman, who had his back to
6 May 1999
Alert 99 – 17 Rig Collapse with Fatalities and Injuries WHAT HAPPENED: During the final stages of rigging-up operations, a offshore platform rig collapsed, resulting in 3
6 May 1999
Alert 99 – 16 Ladder Safety WHAT HAPPENED: A fiberglass A-frame ladder split halfway up the ridge of the leg rail, causing a worker on the ladder
6 May 1999
Alert 99 – 15 Handrail Inspections and Safety WHAT HAPPENED: A rig was being rigged down and four employees were unhooking the mudline to stack out for transport.
6 April 1999
Alert 99 – 14 Rigging Down Safety WHAT HAPPENED: During rig-down, all sections of the mast had been dismantled and only the lower sections remained pinned to the
6 April 1999
Alert 99 – 13 Using Equipment Under Pressure WHAT HAPPENED: Two persons were injured while using a hydraulic torque tool to break out bonnet bolts on BOP’s.
6 April 1999
Alert 99 – 12 Identifying Control Panel Valves WHAT HAPPENED: The crew reported to work without one crewmember. The rig supervisor assisted the crew in making a connection.
6 March 1999
Alert 99 – 11 Drill Pipe Slips WHAT HAPPENED: 1. Incident No. 1 – Employee caught his hand between the drill pipe slips and the elevators during a
6 March 1999
Alert 99 – 10 Manual Tong Safety WHAT HAPPENED: The IADC Health, Safety and Environment Committee’s Safety Engineering by Design Sub-committee has identified the following concerns and recommendations
6 March 1999
Alert 99 – 09 Brake Linkage Failure WHAT HAPPENED: The drill crew was preparing to pull the drill string from the well to log it. The drill
6 February 1999
Alert 99 – 08 Air Hoist Safety WHAT HAPPENED: A handling sub was being lifted from its storage area on the rig floor next to the handrails.
6 February 1999
Alert 99 – 07 Crane Collapses on Location WHAT HAPPENED: A rig had an incident involving the cranes while rigging up. The mast had been positioned and
6 February 1999
Alert 99 – 06 Lockout/Tagout Procedures WHAT HAPPENED: After making a connection, the driller inadvertently kicked in the main pump from the driller’s console while the toolpusher and
6 January 1999
Alert 99 – 05 Wire Rope Failure WHAT HAPPENED: A floorman was moving a drill pipe hydraulic torque wrench over to some subs on the rig floor
6 January 1999
Alert 99 – 04 Rig Tong Snub Lines WHAT HAPPENED: During an inspection on a rig, the rig company found that the rig was using incorrect size
6 January 1999
Alert 99 – 03 Traveling Block-Crown Incident WHAT HAPPENED: An incident occurred where the traveling block bumped the crown on a drilling rig. The Crown-A-Matic was properly set
6 January 1999
Alert 99 – 02 Forklift Accident WHAT HAPPENED: A crew was in the process of rigging up a rig on location. They were attempting to attach the
6 January 1999
Alert 99 – 01 More on Fall Protection WHAT HAPPENED: An accident occurred on board a MODU that was anchored offshore. The rig was conducting mobilization/commissioning activities in
6 May 1998
Alert 98 – 33 Fatality – Contract Welder WHAT HAPPENED: A contactor welder was fatally injured while welding the swedge on the drive pipe in preparation to nipple
6 May 1998
Alert 98 – 26 More on Casing Safety WHAT HAPPENED: After running all 9-5/8″ casing, the 10-3/4″ 500-ton elevator was rigged up with the operating lever facing the
6 May 1998
Alert 98 – 25 Full Body Harness Safety WHAT HAPPENED: A rig crew was tripping drill pipe into the hole. The elevators were coming up through the
6 May 1998
Alert 98 – 24 The Millennium Bug WHAT HAPPENED: On 1 January 2000, every computer — and computer chip — in the world will need to recognize
6 May 1998
Alert 98 – 22 Lightning Protection WHAT HAPPENED: Lightning struck a drilling rig, causing a failure of the electronic Pit Volume Totalizer (PVT) system. One mud pump was
6 May 1998
Alert 98 – 21 Welding Shop Trash Cans WHAT HAPPENED: A garbage can located in the welding shop of an offshore rig caught fire. The can was
6 May 1998
Alert 98 – 20 Flush Mounted Slips WHAT HAPPENED: A contractor encountered an incident involving the use of Flush Mounted Slips (FMS), which resulted in the release of
6 May 1998
Alert 98 – 19 Fall Protection WHAT HAPPENED: After being released from a daywork contract, the crew was preparing to move the rig to a new drill
6 May 1998
Alert 98 – 18 Crane Rig-Up/Rig-Down Safety WHAT HAPPENED: While it was being dismantled, a portable crane fell on an offshore platform. Three contractor employees were seriously injured
6 May 1998
Alert 98 – 17 Crew Boat Safety WHAT HAPPENED: A crewmember on a crew boat was doing a routine checkup below deck. With workers on the open
6 May 1998
Alert 98 – 16 Stored Energy Hazards WHAT HAPPENED: A rig worker was seriously injured when the cap at the end of a top drive accumulator blew