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Questions tagged [bridge]

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12
votes
1answer
201 views

What is the length of a DUPLO train bridge?

I'm trying to plan a DUPLO train track layout to order but I currently don't own any pieces. I'd like to include a bridge like the one in set 3774, but I'm unsure if it will fit my layouts. Can ...
7
votes
1answer
216 views

Long train Bridge tension and compression angles (minimum brick count)

Hello master builders. I'm working on my first large project (and first Lego stack overflow question). I'm making a bridge that needs to be 3 feet long. Unfortunately I don't own tons of Lego bricks. ...
3
votes
2answers
1k views

Suspension bridge building techniques

I am working on a suspension bridge with my sons and have encountered two problems. Our technique: 8x6 plates for the roadway 1x8 bricks (with side-holes) underneath each side of the roadway to ...
15
votes
3answers
5k views

How to build bridge using 4.5/12v train rails from 1969 Lego brochure

I am interested in building a bridge for my layout and stumbled upon this forum post in which user 'Istokg' posted a picture of a train bridge made from the blue rails used in the pre-1980s train sets....
7
votes
2answers
645 views

How strong are blocks in general - is adhesive necessary when building large structures?

I'm really intrigued by all the amazing bridge architecture and designs people come up with (for example: Lego Cable Stayed Bridge) and it got me wondering, do larger structures like that need any ...
14
votes
2answers
6k views

Bridge from just basic bricks?

I teach an after-school engineering class using LEGO bricks, one of our classes has the students build a bridge. Each student gets a custom set of about 150 2x4 bricks, about 300 2x2 bricks, and, if ...