Engineering Insights

Perspectives on civil engineering, hillside construction, grading, and structural engineering in Los Angeles.

Altadena Fire Rebuild Sheet Flow
altadenafire-rebuilddrainage-plans

Altadena Fire Rebuild Sheet Flow

We are taking over for another Civil Engineer to bring construction costs down on some Altadena fire rebuild drainage plans. This particular lot we were able to sheet flow the entire property.

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Altadena Fire Rebuild Manufactured Homes
altadenafire-rebuildadu

Altadena Fire Rebuild Manufactured Homes

Our next Altadena drainage plan is for a lot with manufactured homes, consisting of basically two ADU's. With the way this lot slopes and two smaller, separate structures, we are trying to save as much on construction costs as possible.

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Widening Driveway Apron for an Altadena Fire Rebuild
altadenafire-rebuilddriveway

Widening Driveway Apron for an Altadena Fire Rebuild

Another Altadena fire rebuild where the client also wanted to try to widen the driveway. These are pretty straightforward normally, but some of the older streets in Altadena have a concrete slab acting like a little bridge over the street flowline.

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Domains
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Domains

Sometimes I like to give our other email address which is a different domain, but haven't posted anywhere some of the domains we own.

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Altadena Fire Rebuild Drainage Plans Continue to Go Out
altadenafire-rebuilddrainage-plans

Altadena Fire Rebuild Drainage Plans Continue to Go Out

A bit of back and forth still with LA County with our creative solutions to getting Altadena Drainage plans approved. Plan check wanted some minor modifications which is fair enough to bring the plastic lined rain gardens 5 feet off the property lines.

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Altadena Drainage Plans Being Approved
altadenadrainage-plansla-county

Altadena Drainage Plans Being Approved

Its been an experience, but we are finally getting the latest batch of Altadena drainage plans approved by LA County. Our technique is to keep the existing drainage pattern so we don't have to install stormwater sump pumps.

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Altadena Multi-Unit Fire Rebuild Drainage Plans
altadenafire-rebuildmulti-unit

Altadena Multi-Unit Fire Rebuild Drainage Plans

This is our first sideways lot in Altadena, with the entrance on the West side and the topography slopes North to South. The goal is to drain as much stormwater to the street as possible using gravity.

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Drainage Plans in Altadena Fire Rebuild
altadenafire-rebuildcorner-lot

Drainage Plans in Altadena Fire Rebuild

This Altadena Drainage Plan is a corner lot fire rebuild. The proposed house sits in a similar location but we need to adjust the existing contours to keep 5% slope 10 feet from the structure at the top.

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Altadena Grading Plan to Remove Pool
altadenafire-rebuildpool-removal

Altadena Grading Plan to Remove Pool

Next up in the Altadena fire rebuilds is a grading plan to remove a pool. This will be our first pool removal plan in Altadena. This particular lot is a large one and the County is requiring a grading plan to remove the pool.

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Altadena Drainage Plans with Lined Rain Garden
altadenafire-rebuildrain-garden

Altadena Drainage Plans with Lined Rain Garden

We have another longer lot Altadena Fire Rebuild Drainage Plan. This lot, the front yard doesn't slope as heavily as the previous ones we have seen, which allows more room to slightly regrade the contours.

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Drainage Design Models in Altadena
altadenafire-rebuild3d-modeling

Drainage Design Models in Altadena

LA County wants us to show earthwork numbers for the difference between the existing and proposed soil. Showing the contours in a 3d orbit view always looks interesting and a quick way to tell if the model is looking good or not.

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Altadena Drainage Plans
altadenafire-rebuilddrainage-plans

Altadena Drainage Plans

Any lot that sits on the North side of the block or sideways in Altadena is likely going to require drainage plans. Some South lots might require drainage plans as well.

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Brentwood SFR with a Basement
brentwoodbasementgrading-plan

Brentwood SFR with a Basement

Looking at corrections from Building and Safety they wanted us to show the earthwork exhibit. The model is sometimes tricky, but after looking at Altadena surveys, a typical Los Angeles survey is a lot easier to read fast.

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Silver Lake Driveway Grading Design
silver-lakehillsidedriveway

Silver Lake Driveway Grading Design

After going through a few options, I started to narrow down a potential idea that works with LA City garage turnaround radius and a typical car reverse radius.

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Brentwood Driveway Drainage
brentwooddrivewaydrainage

Brentwood Driveway Drainage

Looking at a new single family house with basement in Brentwood and the main constraint is keeping everything as level as possible while minimizing cut.

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Los Feliz Grading
los-felizgradingadu

Los Feliz Grading

Looking at an interesting plan in Los Feliz with a slight addition and a nice ADU addon. At first glimpse everything is trying to be tied into the existing topography.

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Altadena and SB9
altadenasb9housing

Altadena and SB9

Was doing some networking this week and getting to chit chat with Architects and developers about the fires has been most interesting.

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Rebuilding Altadena
altadenaeaton-firerebuilding

Rebuilding Altadena

Altadena first lot since the Eaton Fire, was sold recently on Calaveras Street for $100k above listing. Location and price wise this seems low to me, but also the buyer will have to wait a while before anything can happen.

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Website Revamp
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Website Revamp

We are thrilled to announce that our digital space has undergone a stunning transformation! After weeks of tinkering, refining, and innovating, our website now boasts a sleeker design, improved functionality, and a more intuitive user experience.

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Welcome to our new blog
bwengrblogwelcome

Welcome to our new blog

Hello, innovators and dreamers! Welcome to our corner of the web where engineering's analytical prowess meets design's captivating aesthetics.

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