An Introduction to Pandrol’s PANGUARD System
Pandrol PANGUARD The PANGUARD assembly for concrete ties or slab track is constructed as follows…
Cast iron plate with stems and shoulders …
… cast into concrete tie or slab
Natural rubber wedges support rail …
… and are in turn supported by cast iron side plates …
… which are locked in place with cast iron wedges …
… spring steel clips locate these for added security …
… and a natural rubber overload pad prevents excessive deflection
PANGUARD on concrete ties, ready for installation on London Underground
Pandrol PANGUARD baseplate for London Underground Same performance … … easier to install
Test of a competing system with very resilient baseplate pad, and virtually all lateral load taken by the anchor bolts. 0.079 inch 0. 083 inch
PANGUARD – Tested under same load. More vertical resilience with 1/10 of the lateral deflection, and minimal shear load on anchor bolts. 0.011 inch 0.104 inch
Testing PANGUARD for the London Underground
Testing PANGUARD for the London Underground
Testing PANGUARD for the London Underground
Testing PANGUARD for the London Underground
PANDROL PANGUARD ON LONDON UNDERGROUND Area with perceptible vibration … with PANGUARD installed! PANDROL PANGUARD ON LONDON UNDERGROUND