Path: ...!weretis.net!feeder9.news.weretis.net!feeder8.news.weretis.net!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Bob La Londe Newsgroups: rec.crafts.metalworking Subject: Re: gauge railway workshop to yard Date: Sat, 8 Jun 2024 14:29:13 -0700 Organization: A noiseless patient Spider Lines: 31 Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Sat, 08 Jun 2024 23:29:14 +0200 (CEST) Injection-Info: dont-email.me; posting-host="7e14e2dda60b2608f127877bd3cdced2"; logging-data="2994379"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+VrJPOcg2BZCuBUUeTr3P0" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:ZAWomdYbaxZHykf3LFD7elU2u9E= Content-Language: en-US X-Antivirus: AVG (VPS 240608-6, 6/8/2024), Outbound message In-Reply-To: X-Antivirus-Status: Clean Bytes: 2516 On 6/8/2024 12:31 AM, Richard Smith wrote: > While on the topic - if you were renewing railway track in a mine, > expedience the only concern - what would you use? > The low rolling resistance and being able to simply push wagons to a > tonne weight along levels you cannot stick your elbow out in is > fundamentally advantageous. > Saw on a US website that still sell rails for mine railways. > For infrequent hobby use you would use? > Access into mine limited - no adit (horizontal) access nor sloping > decline - is shaft only. > Wondered whether you could lower flat bar (rectangular section) down the > shaft in long lengths and weld to steel "ties" to make a functioning > railway (not going to need expansion joints down there - not many frosts > and not much "solar gain" on heatwave days!). > Saw on a video a coal mine in Pakistan where they use angle-iron for > rails - shows rope-worked decline the wagons come to surface along. > Which I take it is cost-justified? > There are points / switches - cannot have double-flanged wheels to > self-stabilise track, for what it's worth... And yes the tracks do > snake around with curves in following the lodes. Angle / v-groove is common for rolling gates too. -- Bob La Londe CNC Molds N Stuff -- This email has been checked for viruses by AVG antivirus software. www.avg.com