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- CROSS-AUS Newsletter 4 (2)
- CROSS-AUS [sub-heading only] (2)
- CROSS-UK Newsletter 5 (1)
- CROSS-UK Newsletter 11 (1)
- CROSS-UK Newsletter 20 (1)
- CROSS-UK Newsletter 33 (1)
- CROSS-UK Newsletter 36 (1)
- CROSS-UK Newsletter 45 (1)
- CROSS-UK Newsletter 46 (1)
- CROSS-UK Newsletter 52 (1)
- CROSS-UK [sub-heading only] (8)
- CROSS Newsletter (5)
- CROSS Safety Alert (1)
- CROSS Safety Report (12)
- News [sub-heading only] (2)
CROSS regions
Stadia crash barriers
Some hollow steel posts forming part of a crash barrier, which were only 4-5 years old, had filled with water that had caused the damage on freezing in winter.
1 February 2001
CROSS Safety Alert
Region: CROSS-UK
Grades of steelwork
A reporter says that engineers seem reluctant to specify the grade of steel. Even when prompted, some fail to request anything other than just S275 – failing to mention JR, J0, or other grades.
1 February 2007
CROSS Safety Report
Report ID: 43
Region: CROSS-UK
Thermal effects on long span concrete car park beams
A reporter describes how long span precast hollow core units in a car park started to bow upwards due to thermal effects.
1 October 2010
CROSS Safety Report
Report ID: 173
Region: CROSS-UK
Freezing splits galvanised SHS columns
Concerns were raised after several square hollow section members split vertically on a partially complete construction site.
1 April 2012
CROSS Safety Report
Report ID: 253
Region: CROSS-UK
Car park staircase collapse at construction joint
The top flight of a staircase to a multi-storey concrete car park collapsed approximately 10 years after construction.
1 July 2008
CROSS Safety Report
Report ID: 106
Region: CROSS-UK
Freeze/thaw effects on RHSs and unexpected hydrogen generation
A reporter provides their views of the freezing effects on rectangular hollow sections (RHSs) and how this could be related to Liquid Metal Assisted Cracking.
1 October 2014
CROSS Safety Report
Report ID: 434
Region: CROSS-UK
Further issues with freezing and galvanised hollow sections
A reporter was involved in correcting a cold formed galvanised square hollow section (SHS) four storey balcony structure where longitudinal splits formed in at least two of the four columns.
1 January 2014
CROSS Safety Report
Report ID: 314
Region: CROSS-UK
Further report on freezing of water in hollow sections
A reporter has a further warning on the issue of freeze/thaw cracking following report 434 after their firm encountered a similar problem on a UK project and investigated the matter.
1 January 2017
CROSS Safety Report
Report ID: 579
Region: CROSS-UK
Freeze and thaw of another RHS
Further to reports about the freezing of water in hollow sections a correspondent has sent photos of a section of mild steel RHS that was removed from a bridge and shows the bulging that can occur.
1 January 2015
CROSS Safety Report
Report ID: 485
Region: CROSS-UK
Square Hollow Section (SHS) expansion due to freezing
A reporter has come across problems in British Columbia (temp range -30 degrees to +40 degrees) of cracking to square hollow sections (SHS) due to the ingress of water and freezing.
1 April 2017
CROSS Safety Report
Report ID: 641
Region: CROSS-UK
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