Hello,

I know two references which can help, among others:

A new evaluation and decision making framework investigating the elimination-by-aspects model in the context of transportation projects' investment choices

May 2016

Rayan Khraibani

André de Palma

Nathalie Picard

Isam A. Kaysi

Risk in Transport Investments

Jan 2012

André de Palma

Nathalie Picard

Laetitia Andrieu

I hope it will help

Best,

Nathalie

Please let me know if the following references/sites are helpful to you:

1.  Management Measures: How to calculate your maintenance backlog

http://www.plantservices.com/articles/2013/06-management-measures-backlog/Jun 14, 2013 ... As maintenance is brought under control, the backlog typically shrinks to the point ... It is necessary for determining whether the work should be ...

2.  Maintenance Strategic and Capacity Planning - Springer

http://www.springer.com/cda/content/document/cda_downloaddocument/9783319198026-c2.pdf?SGWID=0-0-45-1517191-p177405738equipment which is not covered under item 2. ... tern, and it is a major source of uncertainty in the planning process. ... factor in determining maintenance capacity. ...... load that consists of future load forecast plus the maintenance backlog.

3.  Backlog Maintenance Guidelines - Queensland Health

https://www.health.qld.gov.au/__data/assets/pdf_file/0026/365660/qh-gdl-913.pdfBacklog or Deferred Maintenance is defined in Queensland Health as essential maintenance work that has not been carried out and is deemed necessary to ...

4.  Production, preventive and corrective maintenance ... - IEEE Xplore

http://ieeexplore.ieee.org/document/5970319/When a machine fails down, an imperfect corrective maintenance is ... and corrective maintenance costs, inventory holding cost and backlog cost. ...  Production, preventive and corrective maintenance planning in manufacturing systems under imperfect ... Security management under uncertainty: From day- ahead planning to ...

Dennis

Dennis Mazur

Thinks a lot Nathalie , and  Dennis i'm going to look inside the references and i will share with you the synthesis

Best regards