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{{Infobox wagon|image = 42968 boiler on 901010.JPG|caption = 901010 carrying 42968's boiler at Bridgnorth in May 2016|construc = Head, Wrightson|status = Operational|wagno = B 901010|othernos = |designed = |diagram = 2/731|lot = 2360|wagtype = Bogie well trolley|capacity = 40 tons|telcode =|topscode = |brakes = |built = 1952|years1 = 1990|events1 = Arrived on the SVR|years2 = |events2 = |years3 = |events3 = }}[[File: BR_901010_20150307.jpg |thumb|300px|right| BR Weltrol MV Well Trolley 901010 at Bridgnorth in 2015]][[File:42968 boiler on 901010.JPG|thumb|300px|right|901010 carrying 42968's boiler at Bridgnorth in May 2016]]This BR Well Trolley (‘Weltrol’‘Weltrol MV’) was built by Head, Wrightson in 1952to Diagram 2/731, Lot 2360. <ref>[[Bibliography#Books|Rowland (1996)]] App. 4.</ref> It was based on an LMS design and has a 40 ton capacity but a short 26ft wheelbase and giving only a 40 ton capacity. It arrived on 15ft length for the SVR in 1990, and load which is photographed at Bridgnorthcarried on a steel floor.<ref name=SB9>SVR Stock Book Ninth Edition</ref>

Much of its working life was spent carrying a caterpillar tracked earthmover at Nechells Power Station, Washwood Heath. After being condemned it was transferred to Willsden, from where it was acquired by Mr. J.J. Smith in 1990.<ref name==Sources==Railway Heritage Register Wagon Survey (states build date as 1950SB9>SVR Stock Book Ninth Edition</ref> On arrival on the SVR it was placed into immediate use with the P. Way Department. It subsequently received a repaint with the intention of being used in the 1992 Freight Weekend, but works plate states 1952) unfortunately failed a pads exam at 9 pm on the eve of the event, resulting in a 2 hour shunt to remove it from the formation.<brref>SVR News 107</ref> It has subsequently served mainly as a boiler carrier at Bridgnorth, in which role it was photographed in 2015 and 2016.

==Links==The Railway Heritage Register Wagon Survey suggests that 901010 is the only survivor of the 9 Weltrol MVs built to Diagram 731 and therefore unique in preservation,<ref>Railway Heritage Register Wagon Survey</ref> the other MVs being to a later diagram. <gallery>[[File: BR_901010_plate_20150307.jpg |thumb|200px|right| Works plate]][http:<//www.ws.vintagecarriagestrust.org/ws/WagonInfo.asp?Ref=9635 BR 901010 on vintagecarriagestrust.org]gallery>