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I'm building an extension and need calcs on a rsj. I'm
Hi, I'm building an extension and need calcs on a rsj. I'm opening up the kitchen on the ground floor at the rear of the house. The span of the beam is 5.5 metres. 2 storey house. Pitched roof. Also w… read more
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I'm self building a rear lean-to single dining room storey
Hi There. I'm self building a rear lean-to single dining room storey timber-frame extension on a 2up>2down, end of terrace, 1960 ex council house built using pre-fab poured concrete with supporting… read more
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I have a existing lintel between the sitting room and
Hi There, I have a existing lintel between the sitting room and dinning room. I would like to expand this opening. One one side is a external hollow block 9inch wall. On the other side is a Chimney br… read more
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I want to replace two single garage doors with a wide double
I want to replace two single garage doors with a wide double door. The garage is a cavity wall construction with a room above. The span will be 5,000. What size RSJ will I require to carry this span?… read more
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I am replacing 2 steel beams customer, the current openings
Hi, I am replacing 2 steel beams for a customer, the current openings are approximately 3m but looking to make the opening 5m , is a 100mm internal wall with pad stone strong enough to sit the steel o… read more
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Im at the start of a loft conversion i need to fined out
hello im at the start of a loft conversion i need to fined out what size steel to order, my loft wall is 6m wide it is going to be very basic two velux window a stair case fire door etc… read more
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I am considering taking out a load bearing wall from the front
I am considering taking out a load bearing wall from the front of my house. it is 6m wide ,what size of RSJ would be required to do this to building regs requirements. It will still have to support th… read more
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I want to create an opening from a kitchen to extend into my
I want to create an opening from a kitchen to extend into my utility to give a larger kitchen. The wall is a 300mm cavity wall and the opening will be 2650mm wide with the beam having a 100mm bearing … read more
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Hi, I removing a section of internal wall between 2 rooms and
Hi, I removing a section of internal wall between 2 rooms and need to know what rsj to use. The two rooms cover the internal width of the house measuring 6m. One room is 3.5m wide the other 2.5m. The … read more
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I am building a garage and have a main door opening of 5.6m,
I am building a garage and have a main door opening of 5.6m, there is brick work on the outside carring the apex ane block work on the inside. The total weight above the lintle is 2400kg. What size se… read more
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hi again. At my house the rear wall of my house is 8.6m wide.
hi again. At my house the rear wall of my house is 8.6m wide. i would like to remove 8m of this wall and replace it with a steel, leaving 300mm at either end of the house for the steel to sit on. This… read more
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Is it possible to use a reclaimed oak beam above a 1300mm wide
Is it possible to use a reclaimed oak beam above a 1300mm wide opening? This is the end (non-gable) wall of a house, and therefore supports the floor above. There is an existing 900mm opening that is … read more
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Hi there, I am hoping to place a 203 x 133 x 30 universal beam/RSJ/column
Hi there, I am hoping to place a 203 x 133 x 30 universal beam/RSJ/column into a newly formed opening in an existing 100mm thick plastered masonry wall in a Victorian house in Portsmouth UK with nice … read more
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I want to span a 5m ground floor opening in the back of a brick
I want to span a 5m ground floor opening in the back of a brick built house. Total building width 7m at about 2/3 length, there is a need to have an additional beam joining at 90degs to allow removal … read more
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I have 2 x 10 inch steels supporting what was once an outside
I have 2 x 10 inch steels supporting what was once an outside wall - I have built a single storey extension to the back of the property and therefore need to support the roof trusses for this on somet… read more
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HI I am seeking to construct an annex above a block work garage,
HI I am seeking to construct an annex above a block work garage, dimensions 6.8m x 6.5m. I propose to build a steel structure of 6 columns supporting a "ring beam" to carry attic trusses I require the… read more
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I am building a glass roofed conservatory and plan to have
I am building a glass roofed conservatory and plan to have folding doors 4.5 metres long. I plan to use an black angle iron 100mm X 75mm X 10mm as a lintel. The constant weight on the lintel will be 3… read more
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I would like to make my living room / dining room / kitchen
I would like to make my living room / dining room / kitchen into one large open plan area. This would necessitate the insertion of two rolled steel joists -- (1) spanning a width of 12'6" (3800mm.) +/… read more
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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