<html><body><div style="font-family: tahoma,new york,times,serif; font-size: 14pt; color: #009900"><div>hi marc,<br></div><div>i concur.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>george </div><div>if the sheave is of concern, why don't we buy one from grainger, 5RRT5 rated at 6000 lbs (2727 Kg) for $ 40.<br data-mce-bogus="1"></div><div>also, my understanding of using the gantry was that it was for safety (not for lifting), the winch rating is 25% more than the <em>full detector</em> load - adequate.<br data-mce-bogus="1"></div><div>i thought the gantry would have a slight slack and follow the lift plan.<br data-mce-bogus="1"></div><div>the ratchet hoist idea is good, but these decisions, as marc points out, are between bob, rusty, and infn group.<br data-mce-bogus="1"></div><div>amrit<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div><br></div><hr id="zwchr" data-marker="__DIVIDER__"><div data-marker="__HEADERS__"><b>From: </b>"Marc Mcmullen" <mcmullen@jlab.org><br><b>To: </b>"George Jacobs" <jacobsg@jlab.org>, "dsg-rich" <dsg-rich@jlab.org>, "Bob Miller" <rmiller@jlab.org>, msprouse@jlab.org, "Suresh Chandra" <chandra@jlab.org>, "Doug Tilles" <tilles@jlab.org>, "Denny Insley" <DINSLEY@jlab.org><br><b>Sent: </b>Tuesday, February 28, 2017 10:20:21 AM<br><b>Subject: </b>Re: [Dsg-rich] Fwd: Re: TOSP RICH assembly<br></div><div><br></div><div data-marker="__QUOTED_TEXT__"><p>Hi All,</p><p>With regards to the matter of the mechanical means of articulating the detector on the assembly structure pivot, a decision of the method will be determined by a collaboration of the INFN group, Hall B (Bob Miller), and Facilities Management (Rusty Sprouse and Suresh Chandra). The DSG will wait for specific details containing the specific lifting method.</p><p>As for the TOSP, I will modify the current documents to reflect input from the aforementioned groups. DSG will also consult with INFN about changes to the procedure.<br></p><p>Thanks<br></p>Marc<br><div class="moz-cite-prefix">On 2/28/2017 9:34 AM, George Jacobs wrote:<br></div><blockquote cite="mid:e68250c1-43fe-23dd-39b9-cfe65e833595@jlab.org">Using the gantry to "lift" the RICH will also apply a lifting force to the pivot axle. The higher the back of the detector is raised, the higher the stress on the RICH attempting to pull the assembly structure out of the floor. This force could damage the detector.<br> <br> A better plan would be to use a lever hoist located at the current wire rope sheave location. This would eliminate the stress on the detector.<br> <br> The wire rope sheave supplied is only rated to 1000kg. This sheave is too small for a 1000kg winch lifting a 1000kg detector. <br> <br> George<br> <br><div class="moz-cite-prefix">On 2/28/2017 8:45 AM, Marc McMullen wrote:<br></div><blockquote cite="mid:94987269-13b5-d7e9-250e-0f595e199ffd@jlab.org"><p><br></p><div class="moz-forward-container"><br> <br> -------- Forwarded Message --------<table class="moz-email-headers-table" border="0" cellpadding="0" cellspacing="0"><tbody><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:</th><td>Re: TSOP RICH assembly</td></tr><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:</th><td>Tue, 28 Feb 2017 08:28:43 -0500 (EST)</td></tr><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:</th><td>Rusty Sprouse <a class="moz-txt-link-rfc2396E" href="mailto:sprouse@jlab.org" target="_blank" data-mce-href="mailto:sprouse@jlab.org"><sprouse@jlab.org></a><br data-mce-bogus="1"></td></tr><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:</th><td>Bob Miller <a class="moz-txt-link-rfc2396E" href="mailto:rmiller@jlab.org" target="_blank" data-mce-href="mailto:rmiller@jlab.org"><rmiller@jlab.org></a><br data-mce-bogus="1"></td></tr><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">CC:</th><td>Marc McMullen <a class="moz-txt-link-rfc2396E" href="mailto:mcmullen@jlab.org" target="_blank" data-mce-href="mailto:mcmullen@jlab.org"><mcmullen@jlab.org></a>, Suresh Chandra <a class="moz-txt-link-rfc2396E" href="mailto:chandra@jlab.org" target="_blank" data-mce-href="mailto:chandra@jlab.org"><chandra@jlab.org></a><br data-mce-bogus="1"></td></tr></tbody></table><br> <br><div>I concur</div><div id="AppleMailSignature">Thanks<br> <br> Sent from my iPhone</div><div><br> On Feb 28, 2017, at 7:58 AM, Bob Miller <<a href="mailto:rmiller@jlab.org" target="_blank" data-mce-href="mailto:rmiller@jlab.org">rmiller@jlab.org</a>> wrote:<br> <br></div><blockquote><div><p>Hi Rusty,</p><p>I recommend using the gantry to lift the detector as Suresh described below. I will discuss this with the RICH engineer when he arrives next week.</p><p>Regards,</p><p>Bob<br></p><br><div class="moz-cite-prefix">On 2/27/2017 3:55 PM, Rusty Sprouse wrote:<br></div><blockquote cite="mid:f3fdcfe2-9c78-99ae-238e-d92a19afdc86@jlab.org"><p>Here is where I believe we are. We believe modifying the procedure will simplify the paperwork</p><p>I would like to hear back as to your opinion</p><p>thanks<br></p><div class="moz-forward-container"><br> <br> -------- Forwarded Message --------<table class="moz-email-headers-table" border="0" cellpadding="0" cellspacing="0"><tbody><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:</th><td>Re: Fwd: Re: [Dsg-rich] Fwd: Re: Fwd: winch rating for RICH assembly</td></tr><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:</th><td>Mon, 27 Feb 2017 15:42:04 -0500</td></tr><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:</th><td>Suresh Chandra <a class="moz-txt-link-rfc2396E" href="mailto:chandra@jlab.org" target="_blank" data-mce-href="mailto:chandra@jlab.org"><chandra@jlab.org></a><br data-mce-bogus="1"></td></tr><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:</th><td>Rusty Sprouse <a class="moz-txt-link-rfc2396E" href="mailto:sprouse@jlab.org" target="_blank" data-mce-href="mailto:sprouse@jlab.org"><sprouse@jlab.org></a><br data-mce-bogus="1"></td></tr><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">CC:</th><td>Tom <a class="moz-txt-link-rfc2396E" href="mailto:renzo@jlab.org" target="_blank" data-mce-href="mailto:renzo@jlab.org"><renzo@jlab.org></a><br data-mce-bogus="1"></td></tr></tbody></table><br> <br><p>Rusty,</p><p>Under the current arrangement of lifting, the load in the winch cable keeps on reducing as the detector is lifted. Bob Miller told me that their group have a gantry crane available in the area. In absence of availability of calculations, we may resort to the following:</p><p>1) We hook up the detector to be lifted both to the winch cable & to the gantry crane. For a good portion of the lift the gantry crane will remain effective to take the load. After that the load reduces considerably and the winch cable can take over the load.</p><p>2) The above method can be safely used without performing any load test.</p><p>Suresh<br></p><br><div class="moz-cite-prefix">On 2/27/2017 1:33 PM, Suresh Chandra wrote:<br></div><blockquote cite="mid:4cb21d1c-08e4-d69c-5dad-2be61aff1b51@jlab.org"><p>Rusty,</p><p>I have looked thru the documents. I have also talked to Bob Miller. Summary is as follows:</p><p>1) In calculations, they have reported weight of detector as 1000 Kg. Their calculations show the load for the winch of 875 Kg, which is O.K.</p><p>2) The working load for the winch given in the Winch manufacturer's papers is 1000 Kg. Thus winch is O.K.</p><p>3) There are no calculations or details of frame members provided. Hence the frame cannot be checked.</p><p>4) Bob Miller told me that he has asked the persons in Italy to provide calculations on the frame.</p><p>5) If calculations become available we will check them. If not we will resort to other solution/s.</p><p>Suresh<br></p><br><div class="moz-cite-prefix">On 2/27/2017 11:53 AM, Rusty Sprouse wrote:<br></div><blockquote cite="mid:549feb0e-2e0c-2426-c85d-05ec8106da8b@jlab.org"><p><br></p><div class="moz-forward-container"><br> <br> -------- Forwarded Message --------<table class="moz-email-headers-table" border="0" cellpadding="0" cellspacing="0"><tbody><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:</th><td>Re: [Dsg-rich] Fwd: Re: Fwd: winch rating for RICH assembly</td></tr><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:</th><td>Mon, 27 Feb 2017 11:52:11 -0500</td></tr><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:</th><td>Marc McMullen <a class="moz-txt-link-rfc2396E" href="mailto:mcmullen@jlab.org" target="_blank" data-mce-href="mailto:mcmullen@jlab.org"><mcmullen@jlab.org></a><br data-mce-bogus="1"></td></tr><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:</th><td>Rusty Sprouse <a class="moz-txt-link-rfc2396E" href="mailto:sprouse@jlab.org" target="_blank" data-mce-href="mailto:sprouse@jlab.org"><sprouse@jlab.org></a><br data-mce-bogus="1"></td></tr><tr><th align="RIGHT" nowrap="nowrap" valign="BASELINE">CC:</th><td><a class="moz-txt-link-abbreviated" href="mailto:tlemon@jlab.org" target="_blank" data-mce-href="mailto:tlemon@jlab.org">tlemon@jlab.org</a>, Bob Miller <a class="moz-txt-link-rfc2396E" href="mailto:rmiller@jlab.org" target="_blank" data-mce-href="mailto:rmiller@jlab.org"><rmiller@jlab.org></a>, dsg-rich <a class="moz-txt-link-rfc2396E" href="mailto:dsg-rich@jlab.org" target="_blank" data-mce-href="mailto:dsg-rich@jlab.org"><dsg-rich@jlab.org></a><br data-mce-bogus="1"></td></tr></tbody></table><br> <br><p>The detector rotates around a pivot, so the winch and pulley only pulls on a portion of the detector weight. The calculations have the load at 775Kg.</p><br><div class="moz-cite-prefix">On 2/27/2017 11:27 AM, Rusty Sprouse wrote:<br></div><blockquote cite="mid:10808495-9463-5391-a0c5-fea225aa7870@jlab.org"><p>What is the weight (load) of what you are trying to lift?<br></p><br><div class="moz-cite-prefix">On 2/24/2017 10:38 AM, Marc McMullen wrote:<br></div><blockquote cite="mid:921ad580-3594-6780-770f-95340b5c90c5@jlab.org"><p>Hi Rusty,</p><p>Tyler is referring to TOSP 64632 (Assembly of the RICH detector) . You returned that one to me pending a 125% load test.</p><p><a class="moz-txt-link-freetext" href="https://mis.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=64632" target="_blank" data-mce-href="https://mis.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=64632">https://mis.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=64632</a><br></p><p>Thanks</p><p>Marc<br></p><br><div class="moz-cite-prefix">On 2/24/2017 10:06 AM, Tyler Lemon wrote:<br></div><blockquote cite="mid:1450105756.432724.1487948799975.JavaMail.zimbra@jlab.org"><div style="font-family: times new
roman,new york,times,serif; font-size:
12pt; color: #000000" data-mce-style="font-family: times new roman,new york,times,serif; font-size: 12pt; color: #000000;"><div><div style="font-family: times new
roman,new york,times,serif;
font-size: 12pt; color: #000000" data-mce-style="font-family: times new roman,new york,times,serif; font-size: 12pt; color: #000000;"><div>Hello,<br></div><br><div>Bob Miller (emails below in blue) has stated in Email #2 below that the winch to be used for RICH rotation during assembly "<span style="color: rgb(0, 0, 0);" data-mce-style="color: #000000;">is not an under hook lifting device, so it does not require a JLab load test." The winch has been used to assemble the structure in Italy (Email #3 from Sandro). </span></div><div><span style="color: rgb(0, 0,
0);" data-mce-style="color: #000000;"><br> </span></div><div><span style="color: rgb(0, 0,
0);" data-mce-style="color: #000000;">We would like this matter (load testing) to be resolved between Rusty Sprouse and Bob Miller as soon as possible. We would like to have the TOSP as soon as possible so that we have no delay in proceeding with RICH construction when INFN collaborators arrive at JLab <span style="color: rgb(0, 0, 0);" data-mce-style="color: #000000;"> on March 6, 2017</span>.</span><br></div><div><span style="color: rgb(0, 0,
0);" data-mce-style="color: #000000;"><br> </span></div><div><span style="color: rgb(0, 0,
0);" data-mce-style="color: #000000;">Best regards,<br> </span></div><div><span style="color: rgb(0, 0,
0);" data-mce-style="color: #000000;">Tyler<br> </span></div><br> <br><div><span style="color: rgb(255, 0,
0);" data-mce-style="color: #ff0000;"><strong>EMAIL #1</strong></span><br></div><div><strong><span style="color:
rgb(0, 128, 0);" data-mce-style="color: #008000;">From: "Mirazita Marco" <a class="moz-txt-link-rfc2396E" href="mailto:Marco.Mirazita@lnf.infn.it" target="_blank" data-mce-href="mailto:Marco.Mirazita@lnf.infn.it"><Marco.Mirazita@lnf.infn.it></a></span></strong><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;"><b>To: </b>"dsg-rich" <a class="moz-txt-link-rfc2396E" href="mailto:dsg-rich@jlab.org" target="_blank" data-mce-href="mailto:dsg-rich@jlab.org"><dsg-rich@jlab.org></a></span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;"><b>Sent: </b>Friday, February 24, 2017 7:45:31 AM</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;"><b>Subject: </b>[Dsg-rich] Fwd: Re: Fwd: winch rating for RICH assembly</span><br></div><br><div><span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">Hi all,</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">as you can see we don't need a new winch and we don't need to do any </span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">load test.</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">Best regards,</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">Marco</span><br> <br> <span style="color: rgb(255, 0,
0);" data-mce-style="color: #ff0000;"><strong>EMAIL #2</strong></span><br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">-------- Messaggio originale --------</span><br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Oggetto: Re: Fwd: winch rating for RICH assembly</span><br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Data: 2017-02-24 13:10</span><br> <strong><span style="color: rgb(0,
0, 255);" data-mce-style="color: #0000ff;">Mittente: Bob Miller <a class="moz-txt-link-rfc2396E" href="mailto:rmiller@jlab.org" target="_blank" data-mce-href="mailto:rmiller@jlab.org"><rmiller@jlab.org></a></span></strong><br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Destinatario: Tomassini Sandro <a class="moz-txt-link-rfc2396E" href="mailto:sandro.tomassini@lnf.infn.it" target="_blank" data-mce-href="mailto:sandro.tomassini@lnf.infn.it"><sandro.tomassini@lnf.infn.it></a></span><br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Cc: Dario Orecchini <a class="moz-txt-link-rfc2396E" href="mailto:dario.orecchini@googlemail.com" target="_blank" data-mce-href="mailto:dario.orecchini@googlemail.com"><dario.orecchini@googlemail.com></a>, Marco Mirazita </span><br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;"><a class="moz-txt-link-rfc2396E" href="mailto:Marco.Mirazita@lnf.infn.it" target="_blank" data-mce-href="mailto:Marco.Mirazita@lnf.infn.it"><Marco.Mirazita@lnf.infn.it></a></span><br> <br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Hi Sandro,</span><br> <br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">This is not an under hook lifting device, so it does not require a JLab</span><br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">load test. If you are comfortable using it, then we do not need to do a</span><br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">load test.</span><br> <br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Regards,</span><br> <br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Bob</span><br></div><br><div><span style="color: rgb(255, 0,
0);" data-mce-style="color: #ff0000;"><strong>EMAIL #3</strong></span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">On 2/23/2017 3:32 PM, <strong>Tomassini Sandro</strong> wrote:</span><br> <br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">Hi Bob,</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">yes, the structure was assembled and used to assemble the RICH at the</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">Company that built everything.</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">Sandro</span><br></div><br> <br><div><strong><span style="color:
rgb(255, 0, 0);" data-mce-style="color: #ff0000;"><strong>EMAIL #4</strong></span></strong><br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Il 23/02/2017 21:27,<strong> Bob Miller</strong> ha scritto:</span><br> <br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Hi Sandro,</span><br> <br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Yes, I think we will need a fixture to load test the structure.</span><br> <br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Has this structure been assembled and used already?</span><br> <br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Thanks,</span><br> <br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Bob</span><br></div><br> <br><div><strong><span style="color:
rgb(255, 0, 0);" data-mce-style="color: #ff0000;"><strong>EMAIL #5</strong></span></strong><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">On 2/23/2017 3:22 PM, <strong>Tomassini Sandro</strong> wrote:</span><br> <br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">Hi Bob,</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">unfortunately I do not have any plan and any tool ready.</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">I envisage that we/you have to build a beam (steel extrusion) to</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">connect to the pivoting part and with an eye bolt on the other side</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">and in the middle a hole to attach 1250 kg at about the RICH</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">barycenter. See Sketch below.</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">I think this is the more realistic way to load correctly the</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">structure.</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">I do not have any drawing of the tool I mentioned but we can try to</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">make a fast sketch and you should produce at Jlab.</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">I do not know if you have a better solution.</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">If you agree Dario or me can design it and you build it in US.</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">Let me know</span><br> <span style="color: rgb(0, 128,
0);" data-mce-style="color: #008000;">Sandro</span><br></div><br><div><span style="color: rgb(255, 0,
0);" data-mce-style="color: #ff0000;"><strong>EMAIL #6</strong></span><br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Il 23/02/2017 18:51, <strong>Bob Miller</strong> ha scritto:</span><br> <br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Hi Sandro,</span><br> <br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">I am being asked to load test the RICH assembly structure. Do you</span><br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">have a plan or any tooling for how to load test this structure? It</span><br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">looks like we would need some kind of tool to take the place of the</span><br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">RICH box to apply the load to the structure.</span><br> <br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Regards,</span><br> <br> <span style="color: rgb(0, 0,
255);" data-mce-style="color: #0000ff;">Bob</span><br> <br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;"></span></div><div><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;"><span style="color:
rgb(255, 0, 0);" data-mce-style="color: #ff0000;"><strong>EMAIL #7</strong></span></span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">FROM:</span><br> <strong><span style="color:
rgb(51, 51, 153);" data-mce-style="color: #333399;">Tyler Lemon <a class="moz-txt-link-rfc2396E" href="mailto:tlemon@jlab.org" target="_blank" data-mce-href="mailto:tlemon@jlab.org"><tlemon@jlab.org></a></span></strong><br data-mce-bogus="1"></div><div><span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;"> </span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">TO:</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;"> Bob Miller <a class="moz-txt-link-rfc2396E" href="mailto:rmiller@jlab.org" target="_blank" data-mce-href="mailto:rmiller@jlab.org"><rmiller@jlab.org></a>, Mirazita Marco</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;"><a class="moz-txt-link-rfc2396E" href="mailto:marco.mirazita@lnf.infn.it" target="_blank" data-mce-href="mailto:marco.mirazita@lnf.infn.it"><marco.mirazita@lnf.infn.it></a>, dsg-rich <a class="moz-txt-link-rfc2396E" href="mailto:dsg-rich@jlab.org" target="_blank" data-mce-href="mailto:dsg-rich@jlab.org"><dsg-rich@jlab.org></a></span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;"> </span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">CC:</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">Patrizia Rossi <a class="moz-txt-link-rfc2396E" href="mailto:rossi@jlab.org" target="_blank" data-mce-href="mailto:rossi@jlab.org"><rossi@jlab.org></a></span><br> <br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">Hello Bob,</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;"> </span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">Please find attached slides from Marco Mirazita showing calculations</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">for the planned rotation of RICH after the assembly of the detector</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">shell.</span><br> <br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">The GR1000 winch (image of load specifications also attached), is</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">rated for 1000 kg. Rusty Sprouse has not approved the load test at</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">1,250 kg due to the 1000 kg rating of the GR1000 winch.</span><br> <br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">However, it has been calculated that the maximum load exerted on the</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">winch will be ~775 kg. Please let us know whether the rating of the</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">GR1000 winch is adequate for the rotation of RICH using the lift</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">procedure as shown in the slides. If it is not, we will find another</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">solution.</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;"> </span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">Best regards,</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;"> </span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;">Tyler</span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;"> </span><br> <span style="color: rgb(51, 51,
153);" data-mce-style="color: #333399;"> --</span></div></div><br></div></div><br><fieldset class="mimeAttachmentHeader"></fieldset><br><pre>_______________________________________________
Dsg-rich mailing list
<a class="moz-txt-link-abbreviated" href="mailto:Dsg-rich@jlab.org" target="_blank" data-mce-href="mailto:Dsg-rich@jlab.org">Dsg-rich@jlab.org</a>
<a class="moz-txt-link-freetext" href="https://mailman.jlab.org/mailman/listinfo/dsg-rich" target="_blank" data-mce-href="https://mailman.jlab.org/mailman/listinfo/dsg-rich">https://mailman.jlab.org/mailman/listinfo/dsg-rich</a>
</pre></blockquote><br><pre class="moz-signature">--
Marc McMullen
Detector Support Group
757-269-7738</pre></blockquote><br></blockquote><br><pre class="moz-signature">--
Marc McMullen
Detector Support Group
757-269-7738</pre></div></blockquote><br></blockquote><br></div></blockquote><br><pre class="moz-signature">--
Bob Miller
Hall B Lead Engineer
Jefferson Lab
757 269-7867
</pre></div></blockquote></div><br><fieldset class="mimeAttachmentHeader"></fieldset><br><pre>_______________________________________________
Dsg-rich mailing list
<a class="moz-txt-link-abbreviated" href="mailto:Dsg-rich@jlab.org" target="_blank" data-mce-href="mailto:Dsg-rich@jlab.org">Dsg-rich@jlab.org</a>
<a class="moz-txt-link-freetext" href="https://mailman.jlab.org/mailman/listinfo/dsg-rich" target="_blank" data-mce-href="https://mailman.jlab.org/mailman/listinfo/dsg-rich">https://mailman.jlab.org/mailman/listinfo/dsg-rich</a>
</pre></blockquote><br><pre class="moz-signature">--
George Jacobs
Jefferson Lab (TJNAF)
STE 12
12000 Jefferson Ave.
Newport News, VA 23606
(office) 757-269-7115
(cell) 757-876-0480
(email) <a class="moz-txt-link-abbreviated" href="mailto:jacobsg@jlab.org" target="_blank" data-mce-href="mailto:jacobsg@jlab.org">jacobsg@jlab.org</a>
(website) <a class="moz-txt-link-freetext" href="https://userweb.jlab.org/%7Ejacobsg" target="_blank" data-mce-href="https://userweb.jlab.org/%7Ejacobsg">https://userweb.jlab.org/~jacobsg</a><br data-mce-bogus="1"></pre></blockquote><br><pre class="moz-signature">--
Marc McMullen
Detector Support Group
757-269-7738</pre><br>_______________________________________________<br>Dsg-rich mailing list<br>Dsg-rich@jlab.org<br>https://mailman.jlab.org/mailman/listinfo/dsg-rich<br></div></div></body></html>