October 7 , 2015

U.S. Department of Transportation Docket Management System 1200 New Jersey Ave., SE Washington, DC 20590

RE: AD D ENDUM TO GOLDER ASSO CIATES INC’S JULY 13, 2015 EXEMPTION REQUEST UNDER SECTION 333 OF THE FAA REFORM ACT A ND PART 11 OF THE FEDERAL AVIATION REGULATIONS COMMENT TRACKING #1J Z

- 8JZ8

- 1OAL

Dear Madam / Sir :
Golder Associates Inc. has prepared the following A ddendum to our Exemption Request dated July 13, 2015. This addendum is for the inclusion of the following vertical takeoff and l anding (VTOL)

- capable multi

- rotor unmanned aircraft systems (each a “VTOL/Multi

- Rotor UAS”) :

 3DR obotics X8

- M

 3DR obotics X8+

 3DRobotics Solo

 DJI Phantom 2

 DJI Phantom 3

 DJI Inspire 1

 DJI S1000 and S900

Golder’s original Exemption Request related to oper ation of a senseFly eBee (“eBee”) Unmanned Aircraft System (“UAS”). Operating procedures for a VTOL/Multi

- Rotor UAS differ in some respects from those of an eBee UAS. General charac t eristics of the VTOL/Multi

- Rotor UAS covered by this Addendum are descri bed in section 2.0 hereof. A dditional procedures related to safe operation of each VTOL /M ulti

R otor UA S

, as such procedures may differ from those required for safe operation of an eBee UA S , are described in the various Operating Manuals attached to this A mendment and described in Attachment 1 to this Addendum (attached hereto and incorporated herein by reference)

.


### 1.0 INTRODUCTION AND INT ERESTS OF APPLICANT
As an industry leader in the ground engineering and environmental consulting services, Golder is regular ly called on to provide technical expertise in hazardous terrain or contaminated sites that are difficult and/or dangerous to access. This addendum will allow us to dramatically increase the level of safety and efficiency with which Golder is able carry o ut its surveying operations in areas that are more accessible with a UAS capable of VTOL operations.

FAA 333 Multi

- Rotor Addendum to eBee Exemption Request 10_07_2015 (00000002).doc Golder Associates , Inc. 14607 San Pedro Ave., Suite 250 San Antonio, TX 78232 Tel: (210) 655

- 1185 Fax: (210) 655

- 0818 www.golder.com
Golder Associates: Operations in Africa, Asia, Austral asia, Europe, North America and South America
Golder, Golder Associates and the GA globe design are trademarks of Golder Associates CorporationU.S. Department of Transportation 2 Octobe r 7 , 2015



### 2.0 CHARACTERISTICS OF T HE UNMANNED AIRCRAFT

All of the VTOL/Multi

- Rotor UAS listed above have the f ollowing characteristics:

 Are capable of VTOL operation s

 Weigh less than 55 lbs and have an air speed of 25 mph or less

 Are stabilized by flight computers with onboard GPS navigation that receives flight control information from ground

- based controller under the operation of the PIC

 Carry an onboard digital ca mera

 Transmit telemetry data including altitude (AGL), horizontal and vertical speed, direction of flight and GPS positioning from the onboard flight computer to a ground control station (GCS)

 Have emergency “return to home” fail safe which is automaticall y actuated should the UA S ’ radio signal connection to the ground

- based controller be interrupted.



### 3.0 CONCLUSION
Other than as set forth herein, t his A ddendum makes no additional changes to the original request including exemptions sought, reasons for exemptio n request, and/or operating parameters.

Yours sincerely,

GOLDER ASSOCIATES INC.

By: Name: Bob Anderson Title: Principal and Vice President, Western RegionAttachment 1

Golder Associates Inc.

Addendum to Exemption Request under Section 333 of the FAA Reform Act and Part 11 of the Federal Aviation Regulations

VTOL/Multi

- Rotor UAS Operating Manuals

 3DR

- Solo_v5_09_03_15

 Inspire_1_User_ Manual_v1.4_en

 Phantom_3_Pro fessional_User_ Manual_v1.4_en_0915

 PHANTOM2_User_Manual_v1.4_en

 RTF

- X8

- Manual

- V2

 S1000_User_Manual_v1.08_en

 S900_User Manual_v1.2_en

 X8+

- Operation

- Manual

- vA

 X8M

- Operation

- Manual

- v1

FAA 333 Multi

- Rotor Addendum to eBee Exemption Request 10_07_2015 (00000002).doc Golder Associates , Inc. 14607 San Pedro Ave., Suite 250 San Antonio, TX 78232 Tel: (210) 655

- 1185 Fax: (210) 655

- 0818 www.golder.com
Golder Associates: Operations in Africa, Asia, Austral asia, Europe, North America and South America
Golder, Golder Associates and the GA globe design are trademarks of Golder Associates Corporation