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Axeltryck (Byggnad)

av Per Ljungberg, Saturday, November 13, 2021, 13:19 (1301 dagar sedan) @ mormorsgruvan

Förr fanns ett antal brobrovningsvagnar som användes vid provningar. Det var 4-axliga vagnar med en stor tank. Den fylldes med vatten till önskad vikt. Men jag har också sett bilder där man provbelastat broar med ett antal lok. Men just hur man gjorde vid den ovan nämnda bron vet jag inte.


Hela tråden:

 


Time: 205
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Time: 795
SELECT COUNT(*) FROM mlf2_entries LEFT JOIN mlf2_akismet_rating ON mlf2_akismet_rating.eid = mlf2_entries.id LEFT JOIN mlf2_b8_rating ON mlf2_b8_rating.eid = mlf2_entries.id WHERE (mlf2_akismet_rating.spam = 1 OR mlf2_b8_rating.spam = 1)
Time: 879
SELECT COUNT(*) FROM mlf2_entries LEFT JOIN mlf2_akismet_rating ON mlf2_akismet_rating.eid = mlf2_entries.id LEFT JOIN mlf2_b8_rating ON mlf2_b8_rating.eid = mlf2_entries.id WHERE category IN (0, 4, 5, 6, 7, 8, 9, 25, 14, 23, 19, 22, 24, 10, 21, 11, 12, 13, 15, 16, 26, 18, 20, 27) AND (mlf2_akismet_rating.spam = 0 AND mlf2_b8_rating.spam = 0)

Total time: 3478

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