Acknowledgments * This Twiki based web version was initially edited by Brian Heltsley in 2011 2012 with input from the CLASSE Safety Handbook Committee (BJ Bor...
(As Low As Reasonably Achievable) the concept that everyone should be exposed to as little radiation as possible; Cornell's guidelines state that radiation worker...
Beryllium is a silver gray metal that has been produced for various industrial uses since the late 1950s. Inhalation of beryllium particles can cause a serious il...
Biological Safety Biological hazards at CLASSE are restricted to CHESS. Specific practices for CHESS appear below; general resources are the CDC publication "Bio...
The CHESS interlock system follows procedures similar to those for CESR. The entrances to East and West CHESS are interlocked, as is the door between the two flar...
The CHESS experimental area contains several kinds of lasers. The G3 station contains an excimer laser that operates in the ultra violet region. This laser can op...
The following screen shots and instructions walk you through a typical CULearn course. Your experience may be slightly different with either a different course th...
Chemical Safety #ChemicalOverview Chemical Overview OSHA "Right to Know" and Lab Chemical Safety laws require all employers to provide information and training t...
Expand all Collapse all %TWISTY{ id="SH_WebHome_TOC" mode="div" showlink="Table of Contents" hidelink="Collapse Table of Contents" }% CLASSE Safety Handbook %T...
Cryogenic Safety Cryogens are very cold liquids kept at temperatures of 100 F (200 K, or 73 C) or below. Our most commonly used cryogens are liquid helium and l...
Safety Documents Official CLASSE Safety documents (aside from this Handbook) are now accessed from an Electronic Data Management System (EDMS) developed at CERN b...
Dos Don'ts * DO: Know where the nearest exits are from your present location * DO: Call 911 (campus phone or direct hallway line) or (607)255 1111 (cell/pay...
Electrical Safety Material here is for general electrical information only. Additional training and authorization is required before working on high voltage/power...
Emergency Numbers * An Emergency is a situation that requires immediate police, fire, or medical response to preserve life or property. The Cornell Police disp...
Emergency Response During an emergency, a few minutes could mean the difference between life and death. Knowing what to do and whom to call in case of an emergenc...
Facilities CLASSE activities occur in several facilities at Cornell University: * Wilson Synchrotron Laboratory * Main building: offices, labs, CHESS, L0...
Fire Safety #FireAlarmProcedures Fire Alarm Procedures General Report any fire immediately by pulling the nearest alarm; do not assume someone else will do so. ...
Compressed Gas Safety Compressed Gas Cylinder Safety Many of the compressed gases used at CLASSE can be hazardous. While most gases are used in areas equipped to...
General Safety #WellNess Wellness Cornell recognizes the importance of maintaining a healthy work life balance and actively supports the health and well being of...
Glossary \ accelerator id="accelerator" \ an apparatus that accelerates elementary particles to higher energies. At Wilson Lab, this usually refers to the lin...
How to Use this Handbook This Handbook not only has internal links for cross referencing terms and concepts (including links to entries in the Glossary), but also...
#L0Vent %TWISTY{ id="SH_GasSafety_L0Vent" prefix="" mode="div" showlink="L0 Vent" hidelink="Collapse L0 Vent" }% L0 Vent There is a vent system in the L0 experim...
General comments on laser use Class 2 (or class II in the old classification system) lasers should be used whenever possible. The output of these lasers is limite...
Laser Safety #LaserOverview Laser Overview Working with a laser requires the EHS Laser Safety Training and orientation by the CLASSE Laser Safety Officer. Anyone...
Magnetic Field Safety The primary potential hazard from magnetic fields is the physical pull on objects in the workplace (tools, jewelry, etc.); this hazard can b...
Physical Sciences Building (PSB) LEPP residents of the third and fourth floors Physical Sciences Building are subject to the safety regulations of both the Physi...
Cornell University Health and Safety Policy Cornell University strives to maintain a safe living, learning and working environment. Faculty, staff, students, a...
Pregnant Workers and Radiation Exposure Because the human fetus has rapidly dividing cells and is highly sensitive to ionizing radiation, pregnant women should pa...
Technical Comment on Area Designations, Radiation Levels, Exceptions to Policy There are some semantic differences between Federal Nuclear Regulatory Commission...
Radiation Safety Quick links to forms: * To request a permanent badge, fill out this online form. * To report a badge mishap, fill out this online form. ...
Safety Training All CLASSE personnel must undergo specific safety related orientation and training, depending upon responsibilities; many of these trainings expir...
Scope of Handbook This CLASSE Safety Handbook is for the use of employees, faculty, students, and visitors of LEPP and CHESS during their work in any of the CLASS...
Short Term Visitor Safety Policy This policy sets out safety related responsibilities of CLASSE personnel hosting short term visitors, contractors, or vendors to ...
Please be aware that, in accordance with New York State law, there is no smoking permitted inside Cornell buildings, or within 25 feet of any entrance to a Cornel...
(Senior staff members giving tours to accelerator or safety related professionals, or equipment vendors who may serve the Laboratory interests better by examinin...
Tour Safety Arranging Official Tours of Wilson Laboratory To arrange a tour of Wilson Laboratory for members of the general public, please consult Tour Informati...
During ERL running, formal Lab tours into CESR controlled areas will be allowed only if there has been a radiation survey demonstrating no hazard, and then only o...
If CESR interlocks are ON but CESR is OFF * Tours are normally permitted only during access or down days when a radiation survey has been done and magnet power...