Technical Requirements for Weighing & Measuring Devices

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Flags

July 4, 2026
mike@standardsmichigan.com
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A flag stands for a set of principles; the reach for the ideals of a civilization–
not for the lapses of adherence to them.

“After School” 1959 Norman Rockwell

Flag Day in the United States, observed on June 14th, commemorates the adoption of the American flag by the Second Continental Congress in 1777. It’s a day to honor the symbol of the nation’s unity, freedom, and democracy. The flag represents the ideals and principles upon which the country was founded, including liberty, justice, and equality.

On Flag Day, Americans typically display the flag at their homes and businesses, participate in patriotic ceremonies, and reflect on the significance of the flag in American history and culture. It’s also a time to remember the sacrifices made by those who have served and continue to serve in defense of the nation. Flag Day serves as a reminder of the values that bind Americans together as one nation, under the banner of the stars and stripes.

United States Independence Day

There are no rigorous standard heights for flagpoles displaying the American flag in educational settlements but there are general guidelines and recommendations.

Commercial Use: In commercial settings, flagpoles can vary widely depending on the size of the building and the surrounding landscape. They can range from 20 feet for smaller businesses to over 100 feet for large corporate buildings.

Government Buildings: Flagpoles at government buildings or public spaces often range from 30 to 60 feet or more, depending on the size and prominence of the building.

Proportions: A general guideline for the American flag is that the length of the flag should be about one-quarter to one-third the height of the flagpole.

Regulations: Some local ordinances or homeowner associations may have specific guidelines regarding flagpole height, so it’s a good idea to check local regulations before installing one.

Ultimately, the height of a flagpole for the American flag depends on the context and purpose of display, as well as practical considerations such as the size of the flag itself and local regulations.

Flagpoles

University of Michigan

Hillsdale College Michigan

Western University Ontario

Universitetet i Oslo

Northeastern University Massachusetts

University at Buffalo New York

Università Ca’ Foscari Venezia

Pepperdine University / California

Colby College Maine

Finley Public School New South Wales Australia

St. Olaf College Minnesota

College of the Ozarks Missouri

University of Alaska Fairbanks

 

Neuqua Valley High School Illinois

Hillsdale College Michigan

Abilene Christian University Texas

University of Southern Mississippi | Image: Courtland Wells

Québec

Queensborough Community College

Bucknell University Pennsylvania

Flagpoles

 

NB: “The flag stands for a set of principles, not the lack of adherence to them.” ― Craig D. Lounsbrough.  We are not sure about this source; nor the author.  We have adapted the sentiment for our home page excerpt.

Flagpoles

Code for Fireworks Display

July 4, 2026
mike@standardsmichigan.com
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“Fireworks over Castel Sant’Angelo in Rome” | Jacob Philipp Hackert (1775)

At least twice a year, and during performances with flame effects, public safety departments in colleges and universities have an elevated concern about campus citizen safety, and the safety of the host community, when fireworks are used for celebration.  We find very rigorous prohibitions against the use of fireworks, weapons and explosives on campus.  Education and enforcement usually falls on facility and operation campus safety units.

That much said, we follow development, but do not advocate in NFPA 1123 Code for Fireworks Display, because it lies among a grouping of titles that set the standard of care for many college and university public safety departments that sometimes need to craft prohibitions with consideration for the business purposes of entertainment and celebration in education facilities.   NFPA 1123 is not a long document — only 22 pages of core text — but it contains a few basic considerations for display site selection, clearances and permitting that campus public safety departments will coordinate with the host community.  It references NFPA 1126, Standard for the Use of Pyrotechnics Before a Proximate Audience and NFPA 160 Standard for the Use of Flame Effects Before an Audience.

Something to keep an eye on.  The home page for this code is linked below:

NFPA 1123 Code for Fireworks Display

For a sense of the technical discussions, transcripts of two developmental stages are linked below:

Public Input Report

Public Comment Report

Public comment on 2026 Edition proposed revisions is receivable until May 30, 2024.

We maintain this title on our periodic Prometheus colloquium.  See our CALENDAR for the next online meeting.

Issue: [16-134]

Category: Public Safety

Colleagues: Mike Anthony, Jack Janveja, Richard Robben

 


More

Readings / PYROTECHNIC ARTS & SCIENCES IN EUROPEAN HISTORY

The Chemistry of Fireworks

 

How The States Got Their Abbreviations

July 4, 2026
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Boston College Football

Observational comedy is a form of humor based on commonplace aspects of everyday life, especially small details and shared experiences.  In a typical observational routine, the comedian highlights something familiar to the audience that is rarely discussed explicitly, often framed to emphasize recognition or relatability.

Inside Gasson Tower




Colloquy (July)

July 3, 2026
mike@standardsmichigan.com

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Open agenda; Not Too Organized. Whatever anyone wants to talk about.  We do this once every month.  Use the login credentials at the upper right of our home page.

 

Summer Hours at our Eisenhower Parkway Office: 8:30 AM – 4:00 PM

Join us for lunch 11:45 AM – 1:15 PM every Wednesday at the University of Michigan Business School

 

Retrodiction

Education & Healthcare Facility Electrotechnology Committee

 

 

Air Conditioning

July 2, 2026
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Ancient Air Conditioning | CLICK ON IMAGE

Today at 15:00 UTC we will review the latest in best practice literature for air conditioning systems.  Note that we have broken out this topic from the standing Mechanical colloquia.  Our approach features interoperability and system considerations.  Catalogs on the agenda:

ACCA

Air Conditioning System Construction & Maintenance

Air-Conditioning, Heating, and Refrigeration Institute

Standards and Guides

ASHRAE International

Standard 90.1-2022—Energy Standard for Sites and Buildings Except Low-Rise Residential Buildings

Standard 90.4 Energy Standard for Data Centers

Acceptable Performance Standard for District Cooling Systems

ASME

Heating, Ventilating and Air-Conditioning Systems

European Standards

EN 14511 Specifies the requirements for air conditioners, liquid chilling packages, and heat pumps with electrically driven compressors.

IEEE

Occupant-Based HVAC Thermal Setpoints

International Code Council

International Building Code Interior Environment & HVAC Systems

International Mechanical Code Chapter 11 Refrigeration

NFPA

National Electrical Code Article 430: Motors, Motor Circuits and Motor Controllers

Standard for the Installation of Air-Conditioning and Ventilating Systems

Underwriters Laboratories (largely product standards, not embedded system nor interoperability titles)

Uptime Institute

Implementing Data Center Cooling Best Practices


Use the login credentials at the upper right of our home page


University of Rochester Central Utilities Plant Absorption Chiller

Issues: [11-67, 15-124, 15-135, 15-165]

Category: Energy, Mechanical

Colleagues: Mike Anthony, Larry Spielvogel, Richard Robben


 

 

Refrigeration

July 2, 2026
mike@standardsmichigan.com
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Stony Brook University’s New Ultra-Low-Temp Walk-in Freezer Farm

Walk-in refrigerators play a crucial role in food preparation areas in education communities; residence halls, hospitals, research laboratories and large football stadium not the least of them: 

  1. Food Storage: They provide space for perishable foods, such as fruits, vegetables, meats, dairy products, and prepared dishes. They help maintain the freshness and quality of ingredients by keeping them at the appropriate temperature.
  2. Temperature Control: They allow precise temperature control, ensuring that food items are kept at the correct temperature to prevent spoilage and bacterial growth. Different shelves or zones within the refrigerator can be set to various temperatures to accommodate various types of food.
  3. Extended Storage: Compared to reach-in refrigerators or freezers, walk-ins offer a larger storage capacity. This is especially beneficial for residential kitchens that need to store bulk quantities of ingredients, prepared dishes, and food supplies.  
  4. Organization: Walk-in refrigerators are designed with shelving, racks, and storage options that enable proper organization of food items. This organization makes it easier for kitchen staff to access ingredients quickly during busy service times.
  5. Prep Space: In addition to storage, some walk-in refrigerators are equipped with prep tables or counters. This feature allows chefs and kitchen staff to work directly within the cold storage area, making it more convenient to prepare ingredients and assemble dishes.
  6. Energy Efficiency: Modern walk-in refrigerators are designed with energy-efficient features, including well-insulated panels and energy-efficient compressors, helping to reduce energy consumption and operating costs.
  7. Compliance with Regulations: Many health and safety regulations require commercial kitchens to store perishable foods at specific temperatures. Walk-in refrigerators are designed to meet these regulatory requirements.

ASHRAE 15 sets the standard of care for safe design, construction, installation and operation of refrigeration systems. It establishes safeguards for life, limb, health, and property and prescribes safety requirements.  This standard does not apply to refrigeration systems using ammonia (R-717) as the refrigerant.  (ASHRAE Standard 34-2022, Designation and Safety Classification of Refrigerants covers that domain.)

As of this posting we find only one markup on proposed changes to ASHRAE 15; that one having more to do with correlation with changes to the one of the ASME Boiler Code (a lower tier priority for us).

Proposed Addendum a to Standard 15-2022, Safety Standard for Refrigeration Systems

Consultation on that markup closes October 22, 2023.

 

Energy Standard for *Sites* and Buildings

Other ASHRAE committees post their consultations at the link below:

Online Standards Actions & Public Review Drafts

We maintain the ASHRAE catalog on the standing agenda of nearly every topic we cover every day.  See our CALENDAR.


Issue: [Various]

Category: Mechanical, Electrical, Energy Conservation, Facility Asset Management, US Department of Energy, #SmartCampus

Colleagues: Mike Anthony, Larry Spielvogel, Richard Robben

Rewind: District Energy

July 2, 2026
mike@standardsmichigan.com

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University of California Merced

Lucas Hyman is the co-author of “Sustainable On Site CHP Systems:  Design, Construction and Operations” published by McGraw-Hill 2010 ISBN 978-0-07-160317-1, Co-Editor Martin Meckler is a graduate of the University of Michigan.  Mike Anthony contributed Chapter 23 — Government Mission Critical – A combined FMECA and time value of money study on Critical Operations Power Systems.

Goss Engineering was one of the engineers for the University of California Merced; the first university campus with an energy infrastructure begun from “scratch”.  Here, Lucas offers his insight into the subtle energy economic trade-offs between centralized and de-centralized systems.


LEARN MORE:

Backgrounder from 2007 ASHRAE conference presentation by Goss EngineeringDesigning Sustainable CHP Systems

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