Susan M Morgan

Susan M Morgan
Southern Illinois University Edwardsville | SIUE · Department of Civil Engineering

Ph.D., P.E.

About

43
Publications
14,495
Reads
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249
Citations
Introduction
My interests are in the use of and design of green infrastructure - particularly green roofs, green walls, and rain gardens.
Education
August 1991 - December 1995
Clemson University
Field of study
  • Environmental Systems Engineering
August 1987 - May 1991
Southern Illinois University Carbondale
Field of study
  • Civil Engineering

Publications

Publications (43)
Article
Full-text available
Redesigning standard revetment or retaining walls to capture stormwater could increase the use of living walls and, thus, expand their beneficial impacts, including greening underutilized space. This study evaluated the potential stormwater retention and percent plant coverage of an experimental wall surface for six treatments (five vegetated Sedum...
Article
Female faculty in higher education face challenges in promotion and are more likely to leave academia than male faculty. Faculty development can play an important role in changing the institutional system within which female faculty work to help support their promotion and retention, which, in turn, can lead to more diverse and equitable systems fo...
Article
Full-text available
Since the year 2000, green roof and living architecture research has progressed significantly in North America. For future growth in the implementation of living architecture, there is still a great need for additional and expanded research on green roofs and as yet undefined innovative green infrastructure. This paper provides an overview of prior...
Poster
Full-text available
Initial results of hand weeding, mechanical weeding, and no weeding on green roof plant coverage and survival
Article
Full-text available
While much green roof research has been directed towards commercial and industrial buildings, less is known about the sloped roofs of residential buildings. The purpose of this study was to evaluate a pitched residential green roof system and determine its ability to retain stormwater runoff. In order to do this, 18 shingled roof models were constr...
Article
Full-text available
Green infrastructures such as rain gardens can benefit onsite reduction of stormwater runoff, leading to reduced combined sewer overflows. A pilot project was conducted to evaluate the impact of rain gardens on the water quality and volume reduction of storm runoff from urban streets in a combined sewer area. The study took place in a six-block are...
Conference Paper
This study investigated the mass and concentration of nitrate in the runoff from black EPDM membrane (control) roofs, modular green roof units, and built-inplace (BIP) green roof models. Results for mass and concentration were similar. Results indicated that the mean nitrate mass in the runoff from the green roof systems was statistically higher th...
Conference Paper
Full-text available
Background/Question/Methods When road construction sites are to be inactive for several months, establishment of temporary vegetation cover is required to stabilize soils and prevent erosion. Currently the Illinois Department of Transportation prescribes seeding with a mixture of perennial rye (Lolium perenne) and oats (Avena sativa), regardless o...
Conference Paper
Combined sewer overflows have been a challenge in St. Louis, where most sewers in the City of St. Louis are combined. Green infrastructure (GI) can provide a decentralized stormwater management solution to achieve volume reduction and peak flow attenuation in combined sewers. The objective of this study was to evaluate the impact of site-scale GI o...
Chapter
This study focuses on the water loss of green roof systems due to evapotranspiration, which is the combination of evaporation and transpiration processes. Water loss through evapotranspiration increases the capacity of a green roof to intercept additional stormwater during the following rain event and keep it out of the municipal stormwater system....
Article
Full-text available
Green roofs are a technology used to control the quantity of the storm-water runoff and reduce energy consumption. Questions remain about their effect on water quality. Total suspended solids and turbidity are of the main parameters for water quality. This study investigated whether turbidity could produce a satisfactory estimation for total suspen...
Conference Paper
The purpose of this experiment was to determine if incinerator bottom ash from municipal waste can be an acceptable replacement for sand in bioretention media. The replacement of bottom ash for sand in bioretention media would be a sustainable practice because it would lower ash disposal fees for the generator, reduce the volume of ash sent to land...
Article
Full-text available
The design of a green roof plays a significant role in performance. In a ground-level field study, 28 built-in-place green roof models, four modular units, and four roof decks with standard black membrane were arranged in a completely randomized design. Storm-water runoff quantity and quality were monitored from September 2005 through June 2008. Re...
Article
This paper presents a study on the use of furnace bottom ash (FBA) as a growth medium in green roof applications. Experimental tests were performed on three different green roof samples, involving FBA as the growth media and three sedum types (kamtchaticum, spurium, sexangulare) matched with it. Theoretical analysis was conducted for modeling the h...
Article
Full-text available
Green roof technology is used to reduce the quantity of stormwater runoff, but questions remain regarding its impact on quality. This study analyzed the total suspended solids (TSS) in and the turbidity of runoff from green roof growth media mixed with composted pine bark in an indoor pot study. The results showed that there were elevated levels of...
Conference Paper
Responding to an increasing need for civil engineering students to obtain real-world experience, a senior design course for civil engineers was modified to integrate external internships. Students attend class twice a week and work outside the classroom in an appropriate civil engineering design office supervised by licensed Professional Engineers...
Conference Paper
Full-text available
The present paper illustrates an experimental analysis on the comparative analysis of air-conditioning energy savings of different green roof applications based on experimental measurements. Tests were carried out on nine different green roof samples, involving three types of growth media (lava, arkalyte, pumice) matched with three sedum types (kam...
Article
Full-text available
This paper examines the energy savings, environmental benefits, and economic impact of green roof systems applied to a “micro” region in Western Turkey. This subdivision (Artur) in Karaaðaç, Izmir, consists of 1729 residential units, mostly used as summer homes. The units are in 45m2, 60m2, 90m2, and 105m2 sizes. Five different plant types were con...
Article
Full-text available
Thermal benefits of different green roof samples were analyzed and compared. Experimental data from ongoing green roof projects was used in a theoretical analysis of airconditioning energy savings with different green roof applications. Thermal data was collected from a typical non-reflective (EPDM) roof membrane and model green roof systems with t...
Article
Responding to an increasing need for civil engineering students to obtain real-world experience, a senior design course for civil engineers was modified to integrate external internships. Students attend class twice a week and work outside the classroom in an appropriate civil engineering design office supervised by licensed Professional Engineers...
Conference Paper
Full-text available
During establishment and periodically throughout their life, green roof systems require some minimal maintenance. This maintenance may include plant replacement, biomass removal, weeding, irrigation, and fertilizer applications. Just like at-grade landscape systems, planted rooftop landscapes have fertility requirements-at least initially. We have...
Book
This text presents a balanced treatment of environmental engineering by combining engineering concepts with the importance of environmental ethics. This third edition highlights sustainable development and emphasizes the need for engineers to become even more environmentally responsible during this time of increasing awareness of environmental conc...
Conference Paper
Full-text available
ABSTRACT Although green roofs have been utilized in Europe for many years, the technology is relatively new to the Midwestern United States. Forests and grasslands are rapidly being replaced with impervious surfaces as urbanization increases. This increase in impervious surface area can cause an increase in storm water runoff and the urban heat isl...
Article
Proper waste management is essential to protect human health, ecosystems, and economic prosperity. Between 2001 and 2003, the St. Louis Section of the American Society of Civil Engineers evaluated the environmental infrastructure in the metropolitan St. Louis region: four counties in Illinois, six countries in Missouri, and St. Louis City. This pap...
Article
In a recently completed research project for the Illinois Department of Transportation, the potential service life of each noise barrier material or product currently in use by the Department was evaluated based on the current condition of the barriers in service. The assessment was made by field observation of a majority of the noise barriers in I...
Article
Full-text available
A life-cycle cost model for noise barrier walls was developed based on survey data and field observations. The model includes all costs required to construct the noise barriers and uses sen:ice-life estimates based on field observations and surveys. The results indicate that earth berms represent the lowest cost alternative and metal barriers with...
Article
Full-text available
Because of the large capital expenditures required to construct or replace a noise barrier, it is important for designers to have the information necessary to make rational choices among the materials available. Designers face difficulties, however. There is a lack of information on both existing materials and designs, and many of the new products...
Article
Full-text available
The feasibility of using landfill gas (LFG) for electricity generation at four St. Louis. Mo., area landfills was explored using the U.S. EPA's E-PLUS (Energy Project Landfill Gas Utilization Software). The estimated break-even generation price of the electricity was about 4¢/kW · h. This price is higher than the current avoided cost provided by ut...
Article
Full-text available
The recently released FHWA traffic noise model (TNM) and prediction program provides many improvements over the existing STAMINA program. However, the quick adoption of TNM could be hindered by its more detailed input, including the site terrain, and its relatively long run times. This paper examines updating the vehicle noise coefficients in STAMI...
Article
Although the current use of metal and acid recovery among South Carolina metal finishers is typical of that reported for the United States as a whole, overall, the results of this research indicate that metal finishers are willing to consider innovative technological and nontechnological methods to move toward proactive (rather than reactive) manag...
Article
Full-text available
The metal plating and finishing industry loses large amounts of raw materials, and while pollution prevention (P2) techniques and technologies are being used, there appears to be a disparity among platers in the extent of implementation. Surveys and interviews of South Carolina metal platers and finishers were conducted to explore the reasons for t...
Article
Full-text available
The purpose of our project was to determine the effect of various growth medium depths on the establishment of Sedum immergrauch in a green roof system. The shallower the growth medium, the greater the physical demands on the green roof plants. Shallow medium depth may lead to root damage from heat and frost fluctuations (Boivin et. al, 2001). Furt...
Article
Full-text available
This study is on the theoretical and experimental analysis of thermal insulation properties of different green roof systems based on experimental measurements. Tests were carried out on 12 different green roof samples, involving four types of growth media (lava, arkalyte, pumice , haydite) matched with three sedum types (kamtchaticum, spurium, s ex...

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Projects (2)